They're studying practical things like marble work, metal work, 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。
Today, B&J specializes in welding, machine parts and precision sheet metal work.
如今，B&J公司专门从事焊接、机械零件和精密钣金业务。
This mirrors the shift of American industry away from manual activities such as woodworking, sheet-metal work, and welding to more technologically sophisticated work using computer-assisted equipment.
这反映了美国工业从诸如木工艺，板金加工，焊接等体力活到通过计算机辅助设备进行更先进，更有技术含量的操作的转变。
We did our metal work practice in the last month of the fourth semester for a whole month in our school's factory.
《金工实习》在第四个学期的最后一个月，我们在学校工厂里进行了为期一个月的金工实习。
They are employed by sheet metal fabrication shops, sheet metal products manufacturing companies, sheet metal work contractors and various industrial sectors.
他们受雇于钣金加工车间，钣金产品制造企业，钣金工程承建商以及各工业部门。
They're studying practical things like marble work, and metal work, and copper work, and not just shipbuilding.
他们学习一些实用的东西，比如大理石打磨，金属冶炼和铜器制造，并且不仅仅是造船术。
They're studying practical things like marble work, and metal work, and copper work, and not just shipbuilding.
他们学习一些实用的东西，比如大理石打磨，金属冶炼和铜器制造，并且不仅仅是造船术。
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