6945| 18
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HT250,材質硬,加工起來面發灰亮色,燒刀具 |
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點評
給個退火參數謝謝!
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點評
鉆孔,攻絲,及車端面,謝謝!
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點評
現在是降底了轉數及走刀量,可是這些影響了效率!謝謝
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小黑屋|手機版|Archiver|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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