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為什么機械設計手冊上沒有齒形AT5的同步帶輪以及擋邊的尺寸? |
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點評
受教了!
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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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