8761| 19
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外圓磨床磨45#調質軸用什么材質的砂輪 |
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點評
粒度60#-100#
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點評
不分粗精磨,車加工留50絲磨量上磨床直接磨成品
評分
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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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