3results about How to "Well considered" patented technology

The invention discloses nutrition powder for promoting growth of bones of children and a preparation method of the nutrition powder. The nutrition powder comprises trehalose, strawberry fruit powder, L-calcium lactate, maltodextrin, gamma-aminobutyric acid, L-lysine, taurine, bone collagen, zinc gluconate, fructo-oligosaccharide, Chinese yam powder, poria cocos powder, stevioside, VD3 dry powder and VA acetate powder. The trehalose is used for providing energy needed by growth of children, the gamma-aminobutyric acid and the zinc gluconate have the function of promoting pituitary to secrete growth hormone, the L-calcium lactate and the vitamin D3 are used for providing a calcium source needed by growth and ensuring absorption, and the bone collagen is used for providing a protein source for bone production. Chinese yam, poria cocos and fructo-oligosaccharide which are homologous in medicine and food improve the gastrointestinal absorption function of children, the whole formula is comprehensive in consideration and reasonable in nutrition matching, the purpose of promoting bone growth of children is effectively achieved, and the food has the advantages of being low in production cost, easy and convenient to operate, safe to eat and scientific and reasonable in process.

The invention discloses a special test system for fuel cell engine environment simulation. The special test system comprises an environment bin and a test bench, the interior of the environment bin is divided into a normal-temperature area and a low-temperature area which are separated by a sealing plate; a control system, a fresh air system, a circulating heat exchange system, a high-altitude simulation system, a humidification system, a hydrogen detection system and a test system which are independent from one another are arranged outside the environment bin; the test system comprises a hydrogen supply system, a cooling system, an electronic load system, a tail exhaust system, a control system and other systems. According to the test system designed by the invention, parameters such as starting performance, steady-state working performance, safety, environmental adaptability and the like of the fuel cell engine can be conveniently tested, and various working performances of the fuel cell engine under vehicle conditions can be completely simulated in the test system; and the method has good practical application value and popularization significance.

The utility model discloses a tooth holder mould drawing tray device of adjustable size, including operation handle, U type tray and adjusting component, operation handle is connected in the middle part of U type tray back, adjusting component includes support block, left pull rope, right pull rope and pull component, support block is located in the middle part in U type tray, and its left end surface has left through hole, and its right end surface has right through hole, and the rear end of operation handle is forward and has the pull channel that extends to the inside of U type tray and the inside of support block and is connected with left through hole, right through hole, pull component is located in the rear end of pull channel, and left pull rope and right pull rope are all worn in pull channel, and the rear end all is connected to pull component, and the front end of left pull rope is worn and is connected to the left front part of U type tray through left through hole, and the front end of right pull rope is worn and is connected to the right front part of U type tray through right through hole, effect: not divide medium, small size model, only set up a application to be used for the patient of different size of dental arch left and right size, and use cost greatly reduces, and make use of adaptability and use versatility are strong.