词汇	field of service
释义	field of service 服务领域
随便看	low tension electrical porcelain low tension electrical porcelain insulator low tension fuse low-tension fuse low tension glaucoma low-tension glaucoma low tension ignition low-tension ignition low-tension ignition system low tension insulating gloves low tension insulator low tension line low-tension line low tension line pin-type insulator low tension loop low-tension low-volt transformator low-tension low-volt transformer low-tension magneto low-tension manufacture low-tension mercury-vapour lamp low tension motor low-tension motor low tension motor starter low tension network low-tension network