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在我公司离心式、螺杆式冷水机组用蒸发器和冷凝器的制造过程中,需要在将铜管与第二块管板胀接以前对铜管进行修整,工艺要求修整后的铜管
In our company centrifugal, screw chillers with evaporator and condenser manufacturing process, the need for copper pipe and the second before the expansion of the brass tube pipe trim, the process requires trimming the brass