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有懂切刀,如切紙、切布的刀具的嗎?進(jìn)來聊聊 |
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點(diǎn)評(píng)
W6Mo5Cr4V2就是高速鋼的一種,叫鎢鋼或鋒鋼,專門做切刀的
樓主離線中,嘿嘿,急也沒用 ^_^
沒點(diǎn)回復(fù),沒有@。 ^_^
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