升降杆 meaning in English

lifter
lifting bar
lifting poker
lifting rod

Telescoping magnetic pick - up tool
升降杆固定器
Impact fitting tool
升降杆固定器
An indication rod or viewing window is set ascend and descend stemwith the valve to whow the open - close condition , revolve stem with the valve use a sealed gear - driving open - close indicating mechansim
升降杆阀门设有指示杆或观察窗以表示阀门的启闭情况，旋转杆阀门采用封闭齿轮转动启闭指示机构。