【建筑】杆（棒）【建筑】磁极（条信号）

poles apart

telephone poles

consequent poles

STAY(S) for masts, poles, or stacks

origin of coordinates of earth poles【测】

SLIDING poles, ropes or sheets for life-saving

pressing RING(S) or sockets on handles, poles or like articles

SOCKET(S) for poles or masts