8results about How to "Improve teaching quality" patented technology

The application relates to the technical field of teaching, and particularly discloses a nursing intelligent teaching auxiliary system and method, which comprises a cloud server, a plurality of teacher terminals and a plurality of student terminals; the cloud server comprises a knowledge base construction module, which is used for acquiring teaching documents of adult nursing science, and establishing structured course knowledge graph data based on the teaching documents; a model construction module, which is used for acquiring a general large language model, and performing field adaptability training on the general model by using the course knowledge graph data, and outputting a special model fused with adult nursing knowledge; a teaching assistant module, which is used for accepting a lesson preparation request of the teacher terminal, inputting the special model, and generating lesson preparation information; and a student assistant module, which is used for receiving an auxiliary request of the student terminal, calling the special model according to the content input by the student, and generating auxiliary teaching content. The technical scheme of the application can meet the learning needs of different students and effectively improve the teaching quality.

The application discloses a multifunctional welding comprehensive training system, which splits electrical elements of a welding machine according to functions, places the electrical elements apart from each other, connects the electrical elements according to welding machine electrical working principles, places weak current electrical elements in a weak current area in a welding machine control circuit, places high voltage electrical elements in a high voltage area in a welding machine primary circuit, and places low voltage electrical elements in a low voltage area in a welding machine secondary circuit, wherein the weak current area, the high voltage area and the low voltage area are three separated areas. By setting an equipment frame, each electrical element can be installed separately, and an observation window is used, so that the whole welding system becomes visualized, has high safety, students can intuitively and closely understand and learn internal structures of the welding system and working states of each element in a welding process, lays a sufficient knowledge accumulation for students to understand welding machine circuits and subsequent work, and promotes material discipline professional construction.

A multi-functional circumferential angle demonstrator includes a demonstration panel with an annular groove. The demonstrator is characterized by: at least three circumferential sliders slidably disposed within the annular groove; a first protractor rotatably mounted on at least one of the three sliders; and each slider being plugged into and connected to the annular groove. An assembly hole is located at the center of the annular groove; a central slider rotatably disposed within the assembly hole; and a second protractor rotatably mounted on the central slider. The central slider is plugged into and connected to the assembly hole, and the diameter of the assembly hole is equal to the width of the annular groove. An elastic rope is fitted between the central slider and the circumferential sliders. This invention features a simple structure, reasonable design, convenient use, multiple uses, good dynamic demonstration effect, and low cost. It can improve teaching efficiency and quality and is beneficial for promotion and use.

This utility model discloses a photolithography principle demonstration device, comprising: an outer frame including a frame and multiple baffles; a lighting system including an ultraviolet lamp group and a lens group, the lens group being disposed below the ultraviolet lamp group; an imaging system including an optical lens and a photomask, the photomask being disposed between the optical lens and the lens group; a focusing system including a power module, a moving module, and a support platform, the support platform being connected to the moving module and located below the optical lens, the power module being connected to the moving module and capable of driving it to move up and down, thereby causing the support platform to move along the optical axis of the optical lens; a power supply module connected to the lighting system and the power module; and a control module connected to the lighting system, the power module, and the power supply module. This utility model is applicable to teaching demonstrations of photolithography processes.

The application discloses a control device facilitating the stretching and contraction of a ladder chain and a teaching escalator, belongs to the technical field of escalator detection, and is used for controlling the deviation of a chain wheel disc and a ladder chain of the teaching escalator to touch a stroke switch to realize emergency stop, a limiting hole is formed in a mounting side plate, a mounting bearing is slidingly arranged in the limiting hole, a pushing plate is connected with the outer ring of the mounting bearing, a supporting plate is arranged on the mounting side plate and located beside the limiting hole, a first end of an adjusting piece is used for abutting against the supporting plate after penetrating through a preset threaded hole of the supporting plate, the adjusting piece is twisted to abut against the pushing plate through the first end, and then the mounting bearing, a wheel disc mounting shaft and the chain wheel disc are deviated to touch the stroke switch. The adjusting piece is used for driving the deviation movement of the mounting bearing, the wheel disc mounting shaft, the chain wheel disc and the ladder chain as a whole to touch the stroke switch, simulates the fault of ladder chain fracture, and supplements the function of the teaching equipment.

This application provides a method for evaluating the effectiveness of physical education teaching based on Bayesian networks, including: calculating the interaction density and intensity distribution of classroom activities per unit time for behavioral feature sequences, extracting key feature indicators, and performing data dimensionality reduction; aligning the dimensionality-reduced classroom behavioral features with standardized physical fitness scores to construct the initial structure of the Bayesian network and determine the relationships between nodes; if there is a lag effect, introducing a time delay factor to adjust the conditional probability distribution in the Bayesian network and capturing the cumulative impact of classroom behavior on physical fitness test results; considering individual differences, calculating individual response coefficients based on students' historical physical fitness test results and classroom behavior data to correct the conditional probability distribution in the Bayesian network; and based on the constructed Bayesian network, inputting real-time classroom behavioral feature data to calculate the probability quantification value of teaching effectiveness and generate teaching effectiveness evaluation results.

The invention discloses a driving emergency response training system and method based on vehicle-mounted cooperation of an unmanned aerial vehicle, and belongs to the technical field of motor vehicle driving training. The method aims at solving the problems that existing training is insufficient in sense of reality, high in risk and inaccurate in evaluation. The system comprises an unmanned aerial vehicle system, a vehicle-mounted system, a general control system and a wireless communication module, the unmanned aerial vehicle carries a detachable assembly to simulate sudden dangers, the vehicle-mounted system collects operation and vehicle data, and the general control system supports scene configuration, safety monitoring and quantitative evaluation. The method comprises the steps of scene configuration, danger simulation, data acquisition, evaluation feedback and the like. The method constructs a training scene close to a real road, gives consideration to safety and effectiveness, supports personalized training through quantitative evaluation, is suitable for students at different stages, and is high in practicability and popularization value.