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3系不銹鋼加工,,出現(xiàn)各種批鋒毛刺,,如何優(yōu)化工藝 |
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點(diǎn)評(píng)
有聽說過,,徽量潤(rùn)滑嗎?還有-260度,,冷卻,。。,。是不是太高端了,。,。。俺只看過視頻,。,。
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