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我厂真空电容器、继电器等产品主要由一系列直径不同的拉深件组成,采用通常的模具结构,拉深模设计,制造的工作量将相当繁重,而且周期长,成本高。近年来,我
Our vacuum capacitors, relays and other products mainly by a series of different parts of the diameter of the drawing, using the usual mold structure, drawing die design, manufacturing workload will be quite heavy, and long cycle, high cost. In recent years, I