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GB12265.1~3 機械安全距離 |
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GB12265.3-1997 機械安全避免人體各部位擠壓的最小間距
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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