8763| 14
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圓環(huán)伸縮結(jié)構(gòu),怎么實(shí)現(xiàn)運(yùn)動(dòng) |
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點(diǎn)評(píng)
對(duì)鏈條的鏈板進(jìn)行重新設(shè)計(jì),可以向一側(cè)外區(qū),另一側(cè)只能折到一定的角度,就會(huì)想回頂住,不能再繼續(xù)彎曲
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