1) leverage
[英]['li:vərɪdʒ] [美]['lɛvɚɪdʒ]
杠杆机构;杠杆作用,力臂比;杠杆臂长比;扭转力矩
2) leverage ratio
杠杆臂长比
3) lever ratio
杠杆臂比
4) leverage
[英]['li:vərɪdʒ] [美]['lɛvɚɪdʒ]
杠杆作用;杠杆比率
5) arm lever
手臂杠杆
6) equal armed lever
等臂杠杆