7733| 18
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轉彎輥子機為什么輥子要做成錐形輥子? |
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點評
這樣的結構幫美芝做過滾筒線和輸送鏈。正是每個滾筒上兩個串聯的鏈輪,一個帶一個。
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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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