1)lead-in brush,引入电刷2)brushes for traction motors,牵引电刷3)brushgear lead,电刷引线4)to bed in the brushes,嵌入电刷5)backward brush-lead,电刷后引线6)negative brush-lead,负电刷引线
用法例句
The effect factors on the characteristic of commutation and wear of the brushes for traction motors under heavy burden and high speed was analysed.