2719| 7
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銅件攻10-32UNF-2B螺紋,, 不允許用潤(rùn)滑油 ,,螺紋不穩(wěn)定 |
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),,浙公網(wǎng)安備33038202004372號(hào) )
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