Experiments are made on the propulsive performance of five kinds of practical flippers with the circulating water channel and the planar motion mechanism.
作者应用循环水槽和平面运动机构，对五种实用脚蹼推进性能作了国内首例比较试验研究。
2
Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulating water volume pump and elevation of pump were analyzed.
根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。
3
The characteristics of air flow and the air-solid two phase movement in a turbo classifier are analyzed by the dynamic equation of fluid motion combined with the features of intense circulating flow.