[电] supply main
... syringe pipe 冲刷管,冲刷头 supply main 供电干线 suture tying forceps 打线结钳 ...
main-supply
... main structural member 主结构构件 main-supply 供电干线,电源,交流的,主供水管 main-supply radio set 交流接收机,交流收音机 ...
supply y main
... supply y cabinet 供应柜 supply y main 供电干线 supply y room 供应室 ...
main linely connected power supply ; trunk power supply