3323| 8
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偏三輪摩托車減速時車把會擺動 |
點評
從文字敘述里看不到幾何圖形,這問題就出在幾何的不對稱,提速與減速差異在于前輪拖曳距受力變異
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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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