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多節(jié)伸縮皮帶機(jī),原有結(jié)構(gòu)采用滾輪導(dǎo)向,鏈條牽引伸縮,伸出太長(zhǎng) |
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Archiver|手機(jī)版|小黑屋|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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