ship machinery fitter 船舶机械钳工

mining machinery fitter 矿山机械钳工

farm machinery fitter 农机钳工

agricultural machinery fitter 农业机械钳工

textile machinery fitter-assembler 纺织坏安装工 ; 纺织机械安装工

machinery fitter-assembler 机械安装工 ; 坏安装工 ; 装配工

manufacturing machinery fitter 制造机械钳工

mining machinery fitter-assembler 采矿机械安装工 ; 采矿坏安装工

woodworking machinery fitter-assembler 木器加工机械安装工 ; 装配工