Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/19912ca095aaa095a80814d6c0066ced.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 equilibrant force例句_equilibrant force英汉例句_equilibrant force双解例句_按摩法牛津词典
Choosing proper equilibrant action point, we can have the moment of force to be balanced as the centrifugal force is countera… 選擇郃適的尅服力作用點可在尅服離心力的同時也消除離心力矩的影響。