Heavy metalworking machine operators operate metalworking machines which shape and form steel or other heavy metal into parts or products.
重型金属加工经营者经营那些将钢材或其他重金属塑造和形成零件或产品的金属加工机械。
Light metalworking machine operators operate metalworking machines which shape and form sheet or other light metal into parts or products.
轻金属加工经营者经营用于塑造和形成表或其他轻金属零件或产品的金属加工机械。
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