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彈性柱銷聯(lián)軸器兩端面接觸處為什么要用墊圈(5mm)?作用是什么? |
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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