飞出国论坛

725 水管工、管道工和天然气装配工 Plumbers, pipefitters and gas fitters - 飞出国

  • 7 贸易、运输和设备操作和相关的职业 / Trades, transport and equipment operators and related occupations
    • 72 工业、电器和建筑行业 / Industrial, electrical and construction trades
      • 725 水管工、管道工和天然气装配工 / Plumbers, pipefitters and gas fitters
        • 7251 管道工 / Plumbers(B)
        • 7252* 蒸汽管道工人,管道装配和自动喷水灭火系统安装 / Steamfitters, pipefitters and sprinkler system installers(B)
        • 7253 燃气钳工 / Gas fitters(B)