plate foot plate supporter element pole bolt plate lug
极柱绝缘子极柱螺母极板极板足极板支撑件
Somebody forgot to bring along the U-bolts to clamp the microphones to the pole.
有人忘了带把麦克风固定在支架上的U形螺栓。
I put the bolt into cell pole.
我把螺丝放到电池柱上.
Electrician ladder, cable bracket, wire traction stick, switch bolt, flex pole and other electric products;
电工梯、电缆托架、电线牵引棒、电线分拨杆、开关插销、伸缩杆等电工电器用品;
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