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双语例句
1
They're studying practical things like marble work, metalwork, and copper work, not just shipbuilding.
他们学习一些诸如大理石打磨，金属冶炼和铜器制造的实用技术，而不仅仅是造船术。
2
This welding process joints work pieces by melting the electrode and the base metal with the heat from the electric arc between the electrode and the work piece.
它是一种利用焊条与工件之间电弧产生的热量熔化焊条和母材而将被焊工件连接起来的焊接方法。
3
The paper introduces the work which the author got from the development work of stress fracturing material emerged in the non ferrous metal.