electropneumatic point circuit controllerelectropneumatic switch circuit controller电动: motor-driven; power-driven; ...气动: pneumatic转: revolve; rotate; turn; swive ...辙: the track of a wheel; rut电路控制器: circuit controller下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:电动气动转辙电路控制器，即可在微信中查询翻译
