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加工完后,,發(fā)現(xiàn)用螺紋通規(guī)一面擰比較松,,另一面擰有點(diǎn)緊 |
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點(diǎn)評(píng)
貌似 書上都說(shuō)這么說(shuō)的,。頂一下!
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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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