通信线路及电缆工人安装，维修和保养电信线路和电缆。他们受雇于有线电视公司和电话及其他电信服务部门。

Telecommunications line and cable workers install, repair and maintain telecommunication lines and cables. They are employed by cable television companies and by telephone and other telecommunications services.

电源线和电缆工人建造，维护和修复架空线和地下电力传输和配电系统。他们受雇于发电站，输电和配电公司，电业承办商及公用事业委员会。

Electrical power line and cable workers construct, maintain and repair overhead and underground electrical power transmission and distribution systems. They are employed by electric power generation, transmission and distribution companies, electrical contractors and public utility commissions.

电力系统电工安装，维护，测试和修复发电站，输电和配电系统设备及仪器。他们受雇于发电站，输电和配电公司。

Power system electricians install, maintain, test and repair electrical power generation, transmission and distribution system equipment and apparatus. They are employed by electric power generation, transmission and distribution companies.

工业电工安装，维护，测试，故障排除和维修工工业电气设备及相关的电气和电子控制。他们受雇于电业承办商和工厂的维修工部门，工厂，矿山，船厂和其他工业场所。

Industrial electricians install, maintain, test, troubleshoot and repair industrial electrical equipment and associated electrical and electronic controls. They are employed by electrical contractors and maintenance departments of factories, plants, mines, shipyards and other industrial establishments.

此单元组的电工铺陈，组装，安装，测试，故障排除和修复建筑物和其他结构内的电线，灯具，控制设备及相关设备。他们受雇于电业承办商及建筑物和其他场所的维修部门，或者他们亦可称为个体经营者。

Electricians in this unit group lay out, assemble, install, test, troubleshoot and repair electrical wiring, fixtures, control devices and related equipment in buildings and other structures. They are employed by electrical contractors and maintenance departments of buildings and other establishments, or they may be self-employed.

焊工操作焊接设备焊接亚铁金属和有色金属。此单元组还包括操作预先组合好的生产焊接，钎焊和锡焊设备的机器操作员。他们受雇于结构钢和钣金，锅炉，重型机械，飞机，船舶和其他金属制品的生产企业，以及焊接承建商和焊接车间，或者他们亦可自主经营。

Welders operate welding equipment to weld ferrous and non-ferrous metals. This unit group also includes machine operators who operate previously set up production welding, brazing and soldering equipment. They are employed by companies that manufacture structural steel and platework, boilers, heavy machinery, aircraft and ships and other metal products, and by welding contractors and welding shops, or they may be self-employed.

铁工制造，安装工立，吊起，安装，维修和服务于结构铁制品，预制混凝土，混凝土增强材料，幕墙，装饰铁和其他用于建筑，桥梁，公路，大坝和其他结构和设备建设的金属。他们受雇于建设铁工承包商。

Ironworkers fabricate, erect, hoist, install, repair and service structural ironwork, precast concrete, concrete reinforcing materials, curtain walls, ornamental iron and other metals used in the construction of buildings, bridges, highways, dams and other structures and equipment. They are employed by construction ironwork contractors.

结构金属和钣金制造者及装配工为建筑，桥梁，储罐，塔，锅炉，压力容器和其他类似结构和产品制造，组装，安装钢或其他金属部件。他们受雇于钣金，结构钢和钣金制造工厂和重型机械制造和造船企业。

Structural metal and platework fabricators and fitters fabricate, assemble, fit and install steel or other metal components for buildings, bridges, tanks, towers, boilers, pressure vessels and other similar structures and products. They are employed in structural steel, boiler and platework fabrication plants and by heavy machinery manufacturing and shipbuilding companies.

锅炉工制造，组装，架设，测试，维护和修理锅炉，容器，储罐，塔器，换热器和其他重型金属结构。他们受雇于锅炉制造，制造，造船，建筑，发电及类似的工业场所。

Boilermakers fabricate, assemble, erect, test, maintain and repair boilers, vessels, tanks, towers, heat exchangers and other heavy-metal structures. They are employed in boiler fabrication, manufacturing, shipbuilding, construction, electric power generation and similar industrial establishments.

钣金工人制造，装配，安装和维修钣金产品。他们受雇于钣金加工车间，钣金产品制造企业，钣金工程承建商以及各工业部门。

Sheet metal workers fabricate, assemble, install and repair sheet metal products. They are employed by sheet metal fabrication shops, sheet metal products manufacturing companies, sheet metal work contractors and various industrial sectors.