737 起重机操作员、钻孔工和爆破员 Crane operators, drillers and blasters - 快出国

  • 7 贸易、运输和设备操作和相关的职业 / Trades, transport and equipment operators and related occupations
    • 73 设备维护和设备操作行业 / Maintenance and equipment operation trades
      • 737 起重机操作员、钻孔工和爆破员 / Crane operators, drillers and blasters
        • 7371* 起重机操作员 / Crane operators(B)
        • 7372 钻井和爆破员-表面采矿,采石和建筑 / Drillers and blasters-surface mining, quarrying and construction(B)
        • 7373 钻井工人 / Water well drillers(B)