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發(fā)布時(shí)間: 2025-3-31 19:13
正文摘要:要建造防墜落裝置,不能地上打柱子,只能掛在房梁上。距離地面高度約9米。太高了有個(gè)缺點(diǎn),滑動(dòng)不靈活。我想差速器不直接掛在滑輪上,而是滑輪先掛個(gè)3米鋼絲繩,再掛差速器。這樣一來(lái)下面的力先拉動(dòng)差速器,利用差速 ... |
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