起重机专业术语英语对照：

变幅缸    Amplitude Cylinder
伸缩缸    Telescoping Cylinder

支腿缸        Outrigger Cylinder
上车操纵阀    Aboard Control Valve

取力器        Power Takeoff
吊钩          Crane Hook

钢丝绳        Steel Wire Rope
力矩限制器    Load Moment Limiter

吊臂          Suspension Arm
许用应力值    Allowable Stress Value