“穿线管”英语怎么说? 供参考 splices shall be made only at terminals, in instruments or approved equipment. no intermediate splices shall be made on cable trays or conduits. 接线只能在仪表或许可的设备里的端子处完成。电缆桥架或保护管里不允许做中间的连接。 single cables can be run in open galvanized conduit, small cable trays, mesh cable tray etc., where the size of the conduit/tray depends on the number of cables to be run. 分支电缆可以敷设在敞开的镀锌钢管,小桥架,多孔桥架里,保护管/桥架尺寸要依据其所敷设的电缆数量。查看更多