The characteristic of the flow obstruction of water in carbon steel tube, stainless steel tube and red copper tube is determined by the experiment in the paper, superficial roughness and smooth finish of three kinds of tubes are analysed with the instruments;

  • 对水在无缝碳钢、不锈钢和紫铜管内的流动阻力特性进行了实验测定;对各种表面的粗糙度和光洁度作了仪器分析;

  • 互联网摘选 2025-01-20 17:41:50

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