Ear hook, respectively, T-type needle, connecting rings, bead distribution.
分别是耳钩，T型针，连接环，珠配。
Connecting wires, brush bases and collector rings are the main components of collector column. WWW...
汇流柱的汇流条、电刷座和集流环都是其主要组成部分。
These rings are stacked vertically at 12 foot floor to floor intervals with five circular staircases connecting the levels.
这些圆形钢圈垂直放在12英尺的底层，相互直接用楼梯连接。
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