生产、运输设备操作人员及有关人员:车工、铣工、磨工、镗工、组合机床操作工、加工中心操作工、铸造工、锻造工、焊工、金属热处理工、冷作钣金工、涂装工、装配钳工、工具钳工、机修钳工、汽车修理工、摩托车维修工、锅炉设备安装工、维修电工、电子计算机维修工、手工木工、精细木工、贵金属首饰手工制作工、土石方机械操作工、砌筑工、混凝土工、钢筋工、架子工、防水工、装饰装修工、电气设备安装工、管工、汽车驾驶员、起重装卸机械操作工、音响调音员、纺织纤维检验工、贵金属首饰钻石宝玉石检验 Production and transport equipment operators and related personnel: lathe workers, milling workers, grinding workers, boring workers, combined machine tool operators, machining center operators, foundry workers, forging workers, welders, metal heat treatment workers, cold sheet metal workers, painters , Fitter fitter, fitter fitter, mechanic fitter, auto mechanic, motorcycle mechanic, boiler equipment installer, maintenance electrician, computer repairman, hand carpentry, fine carpentry, precious metal handmade craftsman, earthwork mechanic, masonry Workers, concrete workers, steel workers, shelf workers, waterproof workers, decoration workers, electrical equipment installers, foreman, car drivers, crane operators, sound mixer, textile fiber inspectors, precious stones, diamond jewelry Gemstone inspection