3516| 5
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求購(gòu)電鎬活塞模具(鋁制 ),,每月1到2萬(wàn)個(gè),,長(zhǎng)期要 |
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點(diǎn)評(píng)
找鑄造廠的話是不是要先做好模具�,�,? 聽(tīng)說(shuō)做一個(gè)模距就要好幾千。而且做個(gè)幾千個(gè)就要換,,這樣成本就不比直接買(mǎi)低了
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