工业机械师和维修工在第二行业中可以交叉培训，如管件，焊接，机械加工或电器维修。
Industrial mechanics and mill wrights may be cross-trained in a second trade such as pipefitting, welding, machining or electrical maintenance.
工业机械师和维修工在第二行业中可以交叉培训，如管件，焊接，机械加工或电器维修。
Industrial mechanics and mill wrights may be cross-trained in a second trade such as pipefitting, welding, machining or electrical maintenance.
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