重臂
zhòngbì
физ. плечо рычага
zhòngbì
[actuating arm] 杠杆的重点和支点间的距离
zhòng bì
actuator (arm of a lever)
lever
actuating arm
杠杆的重点和支点间的距离。
zhòngbì
phy. distance between the fulcrum of scales and the point from which weights are hung; short arm