带电作业手持设备 handling equipment: 搬移设备; 搬运设备; 处理设备; 起重运输设备; 装卸设备working equipment: 工作设备insulated pulleys for live working: 带电作业用绝缘滑车insulating rope for live working: 带电作业用绝缘绳索live in comfort without working: 坐享清福下载手机词典可随时随地查词查翻译