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37results about How to "Realize water storage" patented technology

Combined plant planting box and planting module

The invention relates to the three-dimensional greening field, and discloses a combined plant planting box and a planting module. The planting box comprises a box body with an opening, multiple water storage grooves are formed in the bottom of the box body and separated by bosses, the bosses are provided with channels which can enable liquid in one water storage groove to flow into the adjacent water storage grooves after the height of the liquid exceeds a set height, a water supply and drainage hole communicated with an inner cavity of the box body is formed in the side wall of the box body, and the lowest position of the water supply and drainage hole is lower than the top surfaces of the bosses. The planting boxes can be combined into different planting modules to adapt to different places such as roofs, indoor walls and balconies, and therefore the application range and scenes of the planting box are greatly widened; the assembly process is simple, and the installation difficulty and cost are low; the functions of water resisting, root resisting, water storing, water draining, filtering and the like can be integrally achieved.
Owner:深圳市铁汉一方环境科技有限公司

Bionic robot fish

The invention discloses a bionic robot fish. The bionic robot fish comprises a fish head, a fish body and a floating and diving mechanism. The floating and diving mechanism comprises a second water storage and drainage pot used for controlling the fish body to float and dive, an air storage pot connected with the second water storage and drainage pot and an air pump used for controlling air exchange between the air storage pot and the second water storage and drainage pot. The second water storage and drainage pot is installed in the middle portion of the fish body. According to the bionic robot fish, through the connection of the second water storage and drainage pot and the air storage pot, the second water storage and drainage pot is arranged in the middle portion of the fish body, and through the control of the air pump over the air conveying between the air storage pot and the second water storage and drainage pot, water storage and water drainage of the second water storage and drainage pot are achieved, so that floating and diving of the fish body of the bionic robot fish are further achieved; and the bionic robot fish is simple in structure and has a vivid bionic effect.
Owner:浙江振兴阿祥集团有限公司

System pipe fitting for impounding, percolating, utilizing and draining sponge urban rainwater and construction method of system pipe fitting

The invention provides a system pipe fitting for impounding, percolating, utilizing and draining sponge urban rainwater and a construction method of the system pipe fitting, and belongs to the field of rain drainage systems for urban roads. The system pipe fitting is arranged at two sides of one road and is communicated with a drainage pipeline of a municipal pipe network. The system pipe fitting for impounding, percolating, utilizing and draining sponge urban rainwater comprises a pipe fitting component, wherein the pipe fitting component comprises a water collecting member and a seepage and drainage member; one end of the water collecting member is communicated with the seepage and drainage member; the other end of the water collecting member is communicated with the drainage pipeline. The construction method comprises the following steps: notching, paving and groove backfilling. According to the system, the rainwater with a pollutant can be removed at an initial stage; clean rainwater is impounded, drained and utilized; the rainwater of the urban roads is avoided; and the condition of urban waterlog is relieved. According to the construction method, pavement is carried out on the pipe fitting under the condition that the arrangement of the original road pipeline is not changed; the construction position is located below flush curbs at two sides of the roads; damages to the roads are relatively small; the spaces in two sides of the road are fully utilized; and the cost is relatively low.
Owner:江苏联合城市发展咨询有限公司

Urban road pavement structure

The invention discloses an urban road pavement structure which comprises a drainage layer, a support layer, a foundation layer, a drainage degradation layer and a drainage cooling system. The supportlayer is directly paved on an urban road foundation and comprises a plurality of laminated metal perforated plates and gravel arranged between the metal perforated plates in a filling manner; the drainage layer is arranged below the support layer and is inserted into the urban road foundation; the foundation layer is arranged above the support layer and sinks along the middle portion of the uppersurface of a road in the length direction in an inclined downward manner, the longitudinal section of the foundation layer is in an isosceles trapezoid shape with the large upper portion and the smalllower portion; the drainage degradation layer is arranged above the foundation layer, and the upper surface of the drainage degradation layer is horizontal; and the drainage cooling system comprisesa heat exchange tube, a heat exchange main chamber, and a vertical tube, a pipe cap and a water storage tank; the middle portion of the upper portion of the water storage tank is provided with an opening, and the opening is opposite to the sinking position of the upper surface of the foundation layer. The pavement structure has good stability, has good water permeability and water storage performance and has high pavement high temperature deformation resistance.
Owner:HUANGHUAI UNIV

Method for landscaping micro-seepage moisture-preserving maintenance along high-speed rails

The invention discloses a method for landscaping micro-seepage moisture-preserving maintenance along high-speed rails. An interchange water accumulation device which comprises a road shoulder drainageditch, slope drainage ditches, an apron slope, a slope bottom drainage ditch, an impurity filter and a first water cellar is constructed along the high-speed rails, or a micro-seepage moisture-preserving water supply device which comprises a road shoulder drainage ditch, slope drainage ditches, an apron slope, a slope bottom drainage ditch, an impurity filter, a controller, a liquid level meter,a road shoulder water supply pipe, a soil humidity sensor, a second water cellar and a micro-seepage moisture-preserving pipeline network is constructed. Rainwater is gathered and stored in the watercellar through a drainage facility; when rainwater is not available, water is transported and injected into the water cellar and can be directly pumped for irrigation, or, the controller controls a water pump to supply water according to signals sent by the soil humidity sensor, and micro-moistening irrigation is realized by seepage through the micro-seepage moisture-preserving pipeline network. The maintenance method has advantages that water for normal maintenance of vegetations can be guaranteed, the green plant survival rate of high-speed rail sections can be guaranteed, and influences onroadbed stability and traffic safety are reduced to the greatest extent.
Owner:NORTHWEST RES INST CO LTD OF C R E C +2

Technology for cooling, frosting and storing water for underground soil through solar refrigeration

The invention discloses a device for cooling, frosting and storing water for underground soil through solar refrigeration. As shown in the attached drawing of the abstract, the device comprises a solar refrigeration equipment evaporation section 1, a gravity type heat pipe 2, a gravity type heat pipe evaporation section condensate 3, a gravity type heat pipe condensation section 4, a connecting joint 5, a pump 6, a pump 7, a ground 8, an underground condensation water making structure assembly 9, soil 18, a condensate output pipe 19, a connecting section 20 of a ventilation water passing pipe14, an air return pipe 21, a one-way valve 22, a solar refrigeration equipment evaporation section condensate 23, an evaporation section 24 of the gravity type heat pipe 2, a condensate output pipe 25, a transition section 26 of the gravity type heat pipe 2, a pump 27, a connecting joint 28 and a ventilation water passing pipe 29.
Owner:牛柏童

A drainage system pipe fitting for stagnation, storage, infiltration and purification of rainwater in a sponge city and its construction method

The invention provides a drainage system pipe fitting for stagnation, storage and infiltration of rainwater in a sponge city and a construction method thereof, which belong to the field of rainwater drainage systems for urban roads. The pipe fittings for seepage storage and drainage system include pipe fittings. The pipe fittings include water collection components and seepage drainage components. One end of the water collection component is connected with the seepage and drainage components, and the other end is connected with the drainage pipeline. The construction method includes slotting, laying and trenching. Backfilling, the system can discard the rainwater with pollutants in the initial stage, accumulate, infiltrate, and utilize clean rainwater, avoid rainwater on urban roads, and alleviate urban waterlogging; and this construction method does not change the original road pipeline settings. The pipe fittings are laid under the condition of the road, and the construction location is under the flat edge stones on both sides of the road, which will cause less damage to the road, make full use of the space on both sides of the road, and lower the cost.
Owner:江苏联合城市发展咨询有限公司

Moisturizing system for soil remediation

The invention relates to water resource utilization, in particular to a moisturizing system for soil remediation. The moisturizing system comprises a base, a rail assembly, a driving assembly and a relaying assembly, wherein the base is used for providing supporting; the rail assembly is used for providing a sliding rail and providing clamping supporting for associated assemblies; the driving assembly is used for receiving rainwater and providing power for the moisturizing system accordingly, and the rainwater is used as irrigation water; the relaying assembly is used for being matched with the driving assembly to achieve the water storage and irrigation functions. By means of the moisturizing system, the functions of collecting the rainwater on rainy days and supplying water to dry soil on dry days can be achieved; external power is not required for driving, full automation is achieved, and clean and environmentally friendly effects are achieved. The moisturizing system is simple in structure, low in cost and convenient to use and maintain.
Owner:金华市环科环境技术有限公司

Method for interplanting feed peas in dragon fruit field

The invention discloses a method for interplanting feed peas in a dragon fruit field. According to the method, mainly, pea seeds are dibbled in plant holes around stock plants of dragon fruits. When the feed peas are interplanted in the dragon fruit culture field according to the method disclosed by the invention, nitrogen fixation and moisture preservation of soil can be implemented, the proportion of a livestock and poultry breeding feed is optimized, and mountain people are propelled to overcome poverty and achieve prosperity.
Owner:GUIZHOU NORMAL UNIVERSITY

High-yield cultivation method for dry land maize

The invention relates to the technical field of crop cultivation, and particularly discloses a high-yield cultivation method for dry land maize. The high-yield cultivation method specifically comprises the steps of seed dressing with a coating agent, soil preparation and base fertilizer application, annular ridge forming, ditch digging, hole digging, fertilizer application and sowing. According to the high-yield cultivation method, seed dressing is carried out through the coating agent, so that seed protection and seed moisture maintaining are achieved, and through a special ridging mode, local water storage in ridges is achieved, water loss is prevented, the water-retaining property is improved, maize seedling emergence and growth are promoted, and the corn yield is increased.
Owner:开封市农林科学研究院

Bionic robotic fish

The invention discloses a bionic robotic fish which comprises a fish head, a fish body and a surfacing-diving mechanism, wherein the surfacing-diving mechanism comprises a first water storage drainage tank for controlling the fish head to surface or dive, a gas storage tank connected with the first water storage drainage tank, and a gas pump for controlling gas exchange between the gas storage tank and first water storage drainage tank; the first water storage drainage tank is installed on the front of the fish body. The first water storage drainage tank of the bionic robotic fish is connected with the gas storage tank, and the gas pump is utilized to control the gas transmission between the gas storage tank and first water storage drainage tank, thereby implementing water storage and drainage of the first water storage drainage tank, and further implementing surfacing and diving of the fish head of the bionic robotic fish. The bionic robotic fish is simple in structure, and has the realistic bionic effect.
Owner:邵健

Biomimetic robotic fish and fish-head floating and sinking control method

The invention discloses a biomimetic robotic fish. The biomimetic robotic fish comprises a fish head, a fish body, a floating and diving mechanism and a control system. The floating and diving mechanism comprises a first storing-discharging water tank, an air storing tank connected with the first storing-discharging water tank and an air pump, and the first storing-discharging water tank is installed in the front of the fish body. The control system comprises a microprocessor connected with the air pump and a wireless signal receiver connected with the microprocessor, the wireless signal receiver is used for receiving wireless remote control signals and sending the wireless remote control signals to the microprocessor, and when the microprocessor judges that the movement mode represented through the wireless remote control signals is the fish-head floating movement mode or the fish-head diving movement mode, the air pump is controlled to discharge gas in the first storing-discharging water tank into an air storing cylinder, or the air pump is controlled to discharge gas in the air storing cylinder into the first storing-discharging water tank. By means of the biomimetic robotic fish, fish-head floating and fish-head sinking of the biomimetic robotic fish can be conveniently achieved, and the structure is simple. The invention further relates to a fish-head floating and sinking control method of the biomimetic robotic fish.
Owner:江苏三州机械科技有限公司

Ecological floating island and construction method thereof

The invention discloses an ecological floating island and a construction method thereof. The ecological floating island comprises a plurality of modules capable of being transversely combined, and connecting pieces are assembled between the adjacent modules; each module comprises a box body, an outer edge part is formed at a top extending edge position of the box body through injection molding, clamping seats are arranged on a left side face and a right side face of the box body, bolts are formed at the upper ends of the clamping seats in an injection molding mode, through holes for the boltsto run through are vertically formed in the tops of the outer edge parts in a penetrating mode, nuts are assembled on the bolts after the bolts run through the through holes, and check rings are formed on the bolts in an injection molding mode. The ecological floating island can realize the functions of storing water and draining water.
Owner:新昌县澄聚农业科技有限公司

Water-gas separating system

The invention provides a water-gas separating system. The water-gas separating system comprises a box body; the upper half part of the box body is straight-going pipeline; the lower half part of the box body is a water storage groove; an original pipeline is connected with the two ends of the straight-going pipeline of the box body; a plurality of water stop plates are arranged in the box body inthe direction of the original pipeline; the water stop plates are arranged between the straight-going pipeline and the water storage groove; the left and right sides of the water stop plates are connected with the box body; a water drainage pump is arranged under the water storage groove; when the gas passes through the water-gas separating system, heavier water vapor can fall to positions under the water stop plates to be collected by the water storage groove; lighter dry gas is directly transmitted through an executing pipeline so as to achieve a water and gas separating effect; water and gas automatic separating, water storage and water drainage are realized on the basis of not affecting the airflow transmission efficiency; and moreover, the equipment cost is low, and the maintenance isconvenient.
Owner:CHINA AIRPLANT STRENGTH RES INST

Construction method, system and special components of a ventilating roof system

ActiveCN102900204BExtended service lifeMaintain moisture absorption and release propertiesBuild-up roofsRoof drainageArchitectural engineeringStructural engineering
The invention discloses a construction method of a permeable roof system. The construction method comprises the following steps of: (1) arranging a waterproof layer on a beam slab of a roof concrete structure and an upstream face which is built at the corner position of a rooftop wall; and (2) arranging a moisture absorption and desorption dewatering packing layer on the waterproof layer, wherein the moisture absorption and desorption dewatering packing layer is made of a breathable water-absorbing material and has the functions of moisture absorption and desorption and dewatering. The invention also provides the permeable roof system which comprises the waterproof layer and the moisture absorption and desorption dewatering packing layer. The invention also provides a foam heat retaining panel and a dewatering panel which are used for the permeable roof system. The permeable roof system is capable of meeting the heat preservation energy saving requirement of the roof, facilitates the reduction of the heat island effect of buildings, and also causes the service life of water damage preventive measures for the roof to be as long as the service life of the main body structure so that the roof structure can be easily repaired once cracks and leakage occur; and the permeable roof system has the characteristics of easily aviable material, convenience in construction and maintenance and the like.
Owner:DONGGUAN CAILI BUILDING MAINTAIN TECH

Foundation construction technology

ActiveCN108071107AImprove structural strengthAffect the seepage effectRoadwaysSoil preservationEpoxyBrick
The invention discloses a foundation construction technology. The foundation construction technology mainly comprises the following steps that S1, a curing agent is evenly sprayed and distributed to the surface of a roadbed foundation, and then coarse aggregates are adopted to be laid and ground and then serve as a cushion layer; S2, a steel bar net layer is bundled to the cushion layer, a layer of a soluble film is laid on the steel bar net layer, and then a semi-rigid lower base layer is evenly sprayed and distributed to the soluble film; S3, a water seepage brick compaction layer is laid onthe upper surface of the semi-rigid lower base layer; S4, a semi-rigid upper base layer is evenly sprayed and distributed to the position above the water seepage brick compaction layer; S5, the position above the semi-rigid upper base layer is filled with a mixed material of gravels and epoxy resin, and then compaction is conducted; and S6, an emulsified asphalt layer for fixing and boding the epoxy resin layer is sprayed and distributed to the compacted mixed material layer. The foundation is good in water seepage performance, the situation of foundation face water accumulation is avoided, and accordingly the effect that foundation vehicle transportation is not influenced is achieved.
Owner:浙江创新建筑设计有限公司

Automatic watering device for crops

The invention discloses an automatic watering device for crops, and belongs to the field of watering equipment. The device comprises a box shell, a water inlet pipe and a water outlet pipe. A rotatingbody is arranged in the box shell in an attached manner, a plurality of sets of liquid passing cavities, air storage cavities, air outlet cavities and pneumatic cavities which communicate with one another in sequence are formed in the rotating body, a protruding table is connected to the upper end of the rotating body, and a locking assembly comprising clamping grooves and locking clamping blocksis arranged between the protruding table and the box shell. Liftable pushing battens used for pushing the locking clamping blocks to be separated from the clamping grooves are arranged in the pneumatic cavities; and the locking clamping blocks are slidably connected to screws through a sliding ring body, the screws are sleeved with first springs and connected with nuts in a screwed manner, telescopic baffles corresponding to adjusting structures in a one-to-one manner are connected to the protruding table in an inserted manner, and the telescopic baffles are located at one sides of the corresponding clamping grooves. Intermittent watering can be achieved, the watering range, the interval time between two adjacent times of watering and the watering amount can be regulated and controlled, an intelligent control valve is replaced, and the setting cost is lower.
Owner:芜湖江津知识产权服务有限公司

Centralization type bathroom waster water utilization technology of building

The invention relates to a centralization type bathroom waster water utilization technology of a building. According to the centralization type bathroom waster water utilization technology, waste water generated after a bathroom of the building is used is reasonably divided; waste water generated after bathing is cleaned through an impurity filter and a water quality filter to reach the standard for washing water in the bathroom; water collecting tanks are arranged between floors to store the water; the washing water for the bathroom is provided through the water collecting tanks; and waste water generated after washing is directly discharged into a drainage pipe of the building. Compared with an existing waster water utilization technology, the centralization type bathroom waster water utilization technology of the building has the beneficial effects that reutilization of the waste water after bathing is sufficiently achieved, and meanwhile the water path is shortened; installation positions of the water collecting tanks are flexible, the floor space of the floors is not occupied, the structure is simple, and use is convenient; and the extra energy consumption is not generated while water resources are saved, water storage and secondary water supply are achieved through the dead load of the water, and the centralization type bathroom waster water utilization technology is environmentally friendly.
Owner:张传武 +4

Liftable waterlogging-preventing drainage type sidewalk slab paving structure and control method thereof

The invention discloses a liftable waterlogging-preventing drainage type sidewalk slab paving structure and a control method thereof. The liftable waterlogging-preventing drainage type sidewalk slab paving structure is arranged on one side of a common sidewalk and comprises drainage sidewalk slabs, drainage ditches, liftable support columns and a rainwater pipeline, wherein the drainage sidewalk slabs, the drainage ditch, the liftable support column and the rainwater pipeline are paved in a length direction; each drainage sidewalk slab is arranged above the corresponding drainage ditch; each liftable support column is arranged just below the corresponding drainage sidewalk slab and can automatically extend and retract up and down according to the height of the water level in the drainage ditch so as to lift or lower the corresponding drainage sidewalk slab; the side walls of the drainage ditches are connected with the rainwater pipeline through connecting pipes; and a water level monitoring device is arranged above the side walls, which are away from the common sidewalk, of the drainage ditches. During use, the height of the water level of the common sidewalk is monitored by the water level monitoring device, so that whether the corresponding liftable support columns need to be lifted so as to lift the corresponding drainage sidewalk slabs to the position above the water levelis determined. According to the liftable waterlogging-preventing drainage type sidewalk slab paving structure, pedestrians are ensured to safely and conveniently pass through in heavy rain or accumulated water, and the phenomenon that the pedestrians walk in rainstorm is avoided.
Owner:SHANGHAI URBAN CONSTR DESIGN RES INST GRP CO LTD

Agricultural water control system

The invention provides an agricultural water control system. The system comprises a transfer pool, and first connecting structures are arranged on the four sides of the transfer pool; the first connecting structure on one side is detachably connected with the transfer pool, and the symmetrical first connecting structure is connected with a pipeline water control device which is correspondingly connected with a farmland; the two first connecting structures on the two sides are in pipeline connection with a water control device for farmland drainage; first sliding chutes are formed in the transfer pool, the first sliding chutes are formed corresponding to the four first connecting structures, and a rotary adjusting structure is arranged in the first sliding groove and used for controlling water inlet or water outlet.
Owner:哈生祥

Intelligent flowerpot and intelligent flowerpot management system

The invention discloses an intelligent flowerpot and an intelligent flowerpot management system. The flowerpot can achieve the functions of water storage, soil temperature and humidity and illumination detection, and can carry out humidification, fertilization and light supplement of a plant at proper time according to the temperature and humidity states of soil, thereby providing a more suitablegrowth environment for the plant. The problem that the plant becomes withered and yellow, wilts and even dies down due to the fact that the plant cannot be cared timely and reasonably is solved. The flowerpot is complete in function, more intelligent, more user-friendly in function design and suitable for people with different planting requirements. According to the management system, a data interaction relationship is mainly established between a mobile terminal of a planter and the intelligent flowerpot, so that the planter can conveniently and remotely acquire growth information of the plant in the intelligent flowerpot; and online transaction and interaction can also be performed through the system, the interestingness of the planting process is increased, and the planter can conveniently accumulate more planting experience.
Owner:LIAOCHENG VOCATIONAL & TECHN COLLEGE

Disconnection structure of road

The invention belongs to a disconnection structure of a road in a rainwater drainage technology and facility system in the field of constructional engineering. According to the technical scheme, sinking step type slopes are arranged outwards from the curbstone of the road, each step face is provided with a permeable ground, an overflow port is formed in the permeable ground on the lowermost position, the top face elevation of the overflow port is lower than that of the curbstone, the top face elevator of the overflow port is higher than the highest point elevation of the permeable ground on the lowermost position, and the top face elevation of the curbstone is not higher than the road surface elevation of the road at the border point. The road rainwater can seep and be stored and drained through the permeable grounds, and the purposes of rainwater slow drainage and retention are achieved.
Owner:SHANGHAI ARCHITECTURAL DESIGN & RES INST

Air dielectric energy and pressure storage type reverse osmosis water processor

The invention relates to a reverse osmosis water processing device which is characterized in that incompressible water is converted into compressible air; the air used as dielectric is used for converting, so that water storage, pressure storage and energy storage are realized. A reverse osmosis membrane works for a long time to obtain the water yield and the water productivity; and the aim of saving water is realized by combining an intermittent water draining mode to prepare each drop of usable clean water from raw water as much as possible. The water and energy storing and multi-pressure control modes form a smooth reverse osmosis water processing system which is different from the current general reverse osmosis flow system.
Owner:卢发平

Greenhouse installation structure

The invention provides a greenhouse installation structure. A fan is further arranged at the rear end of a window frame; the fan is arranged on a mounting hole plate; and air can be blown to the innerside or the outer side of the greenhouse through forward and reverse rotation of the fan, and a fan is further arranged on the outer side of a water curtain mechanism; and a fan is further correspondingly arranged on the other side transverse wall of the greenhouse, so that the two fans form a convection heat exchange structure, the air exchange speed is high, and the humidity can be adjusted while the air is changed, the ventilation effect is good, rapid cooling can be achieved, and the arrangement is more reasonable; curtain blades are of a wavy sheet structure; so that water flows from thebottom groove hole and then longitudinally flows into a water receiving groove from top to bottom along the wave-shaped structure of the curtain blades, splashing of water flow is greatly reduced, and the functions of heat exchange and humidification of the whole greenhouse can be achieved through water flow; the rainwater can be collected and stored through the water storage tank, and the deviceis more energy-saving, environment-friendly, economical and practical.
Owner:合肥知亦嘉知识产权服务有限公司

Instant heating intelligent kettle and control method thereof

The invention discloses an instant heating intelligent kettle and a control method thereof. The instant heating intelligent kettle comprises a support, a water storage kettle and a water inlet pipe; the water storage kettle is provided with a first water inlet and outlet, one end of the water inlet pipe is connected with a water source, the other end of the water inlet pipe is connected with the first water inlet and outlet of the water storage kettle, and an instant heating assembly is further arranged in the support; the instant heating assembly comprises a water pump water inlet, a water pump, an instant heating device and a hot water outlet which are sequentially connected through pipelines, and the hot water outlet is formed in the support and extends out of the support.
Owner:深圳好甘净大健康产业科技有限公司

Urban road sponge system

The invention relates to the field of sponge cities, in particular to an urban road sponge system. The system comprises a roadbed, wherein a road is arranged on the upper side of the roadbed, multiplesections of green belts are arranged on the two sides, corresponding to the road, of the roadbed, the upper sides of the green belts are lower than the upper side of the road, first stone blocking belts are arranged between the green belts and the road, second stone blocking belts are arranged between every two adjacent green belts, drainage grooves are formed between every two adjacent second stone blocking belts, drainage holes are formed in the second stone blocking belts, rainwater wells are formed in the ends, away from the road, of the drainage grooves, first overflow wells are vertically and fixedly connected to the middles of the green belts, first water conveying pipes communicating with the rainwater wells are fixedly connected to the lower ends of the first overflow wells, water storage wells communicating with the rainwater wells are formed in the roadbed, and first one-way water seepage pipes extending into planting soil layers of the green belts are fixedly connected toone sides of the water storage wells. The system has the effects that fatigue of municipal staff is reduced, and plants in the green belt are irrigated.
Owner:THE 5TH ENG CO LTD OF CHINA RAILWAY 25TH BUREAU GRP +1
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