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設(shè)計(jì)求助:焊接操作機(jī)滑臺(tái),、導(dǎo)輪軌道部分 |
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點(diǎn)評(píng)
可以承重啊,,上網(wǎng)可以查
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點(diǎn)評(píng)
是滾動(dòng)摩擦,。
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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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