soldering machine operator
火焰钎焊机操作员 flame-brazing machine operator
氢气钎焊炉操作员 hydrogen braze furnace operator
钎焊机操作员 brazing machine operator
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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。
This unit group also includes machine operators who operate previously set up production welding, brazing and soldering equipment.
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