The heat transfer and flow resistance performance of corrugated tube heat exchanger were examined by oil, water, and steam.
采用油、水、水蒸气对波纹管换热器的传热和流动阻力性能进行了试验研究。
In the article the process flow, reagents prescription for manufacture of water emulsion type waterproof coating by using spent polystyrene and test method of product performance were reviewed.
介绍了利用废聚苯乙烯泡沫塑料制备水乳型防水涂料的工艺流程、配方及其性能测试方法。
The water flow velocity in the suction pipe, which is crucial for evaluating the performance on pumping fish, can be measured by the pumped water flow rate of the riser in an air lift pump system.
气力提升泵的水输送量反映了提升管进口的流速情况，而进口流速是衡量吸鱼效果的重要因素。
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