3241| 7
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鈑金零件中插入螺母時(shí),配合時(shí)選配合面不太好選,因?yàn)橐晥D一放大螺母就消失了。怎么辦? |
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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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