force arm

• 力臂

force arm的用法和样例：

例句

1. Moreover, distal fixation and osseointegration allow for a greater lever arm to resist torsional forces compared with proximally coated stems.
   以外，与近端喷涂假体柄相比，远端固定和骨长入能够提供一个更长的力臂来对抗扭转剪力。