The selection of pipe material for insertion method is introduced, and the influence of insertion method construction on transmission capacity of gas pipeline is discussed.
介绍了穿插法中管材的选择，讨论了穿插法施工对燃气管道输送能力的影响。
Medical selection of medical grade pressure sensor is PVC, polycarbonate sensor manometry as a connecting pipe and the main material.
医用压力传感器是选用医用级聚氯乙烯、聚碳酸脂作为传感器的测压连接管和主体的材料。
Familiar with selection of piping material, pipe arrangement and so on in power plant, nuclear power plant.
熟悉火电、核电站管道材质选择、配管等技术。
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