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一種日本輸送機(jī)構(gòu)圖紙求教 |
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點(diǎn)評(píng)
那負(fù)載什么情況呢,?我見(jiàn)過(guò)類似的只是打開(kāi)關(guān)上蓋子用的,,10mm的鋼絲繩彎折都是問(wèn)題,除非主動(dòng)輪和滑輪都足夠大
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