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機(jī)床導(dǎo)軌灰鐵300,表面淬火后研磨,經(jīng)常出現(xiàn)組裝過(guò)程中變形 |
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點(diǎn)評(píng)
鑄造用的材料來(lái)源那 是不是雜質(zhì)太多造成質(zhì)量不穩(wěn)定。鑄造廠工藝怎么樣?
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