Experimental study on flow characteristics of latent functionally thermal fluid in circular tube 圆管内对流换热过程中潜热型功能流体流动阻力特性的实验研究
Research on wastewater flow resistance characteristic in using urban original wastewater as a cool and heat source 城市原生污水冷热源污水流动阻力特性研究
Study on dynamic characteristics of circular tube and screen - packed regenerator subjected to oscillating flow 圆管及网格填料回热器非定常交变流动阻力特性的研究
All have straight - through ports to assure minimum turbulence , erosion , and resistance to flow 所有流道都是直线通过流道，确保湍流、侵蚀和流动阻力降到最小程度。
Viscosity is the ability of anti - position change in liquid . it is one of measurement of inner flow resistance 粘度是指在流体中流体抗其不可逆位置变化的能力，是对流体内部流动阻力的一种度量。
This is a radial groove design which is suitable for industrial vehicles and features excellent stability and low rolling resistance 纵向槽沟花纹，用于工业车辆。有良好的行驶稳定性和较低的流动阻力。
An experimental investigation on the flow and heat transfer characteristics in rectangular channel with internal netted rib turbulators is conducted 本文对网格式肋化内冷通道在静止状态下的强化传热与流动阻力特性进行了实验研究。
The results of experimental investigation on heat transfer and fluid pressure drop of spirally fluted titanium - tubes for steam condensation are reported and analyzed 摘要介绍了钛螺纹槽管传热及流动阻力的实验结果，并对结果进行了分析。
Because of the high flow resistance and the poor flowing ability , the spool valves ca n ' t meet the requirements for high velocity or huge hydraulic equipment 同时由于滑阀流动阻力大，通流能力小，不能满足高速或大型液压设备对流量的要求。
This study got a lot of test data about the characteristic of enhanced heat transfer and flow resistance . it has reference value to the different kind of heat exchanger 本文得到了大量的设置折流板通道的有关强化传热与流动阻力特性的实验数据，对各类换热器的强化研究具有一定的参考价值。
