【电学】集电器扩散隔离【电学】收集器的绝缘扩散

collector current

transit-time tube, collector cooling device

fraction collector

diffused-emitter-and-collector transistor

quadruple cyclone【环境】 建;quadruple dust collector【建】环境

solar heat collector (solar panel)

filter dust collector【矿】

spring operation bow-type collector