業(yè)務(wù)領(lǐng)域

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焊接業(yè)務(wù)
Welding business
機加工業(yè)務(wù) Machining business
精密鑄造業(yè)務(wù)
Precision Casting Business
熔鑄業(yè)務(wù)
Casting business
新聞中心

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