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發(fā)布時間: 2024-11-30 08:58
正文摘要:各位老大: 看到一個包膜機, 鏈條傳動夾膜的機構搞得挺巧妙的,看到有個彈簧,但不明白是怎么夾的,有做過這方面的大佬沒有,給賜教一下啊,感謝感謝 ... |
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