Topics of study include design, stone cutting, and metal casting and molding.

课程包括设计，琢石，金属铸造和成型等。

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Metal welding and metal processing technology advances, the old metal casting industry in the attacks.

金属焊接和金属加工工艺的进步，对旧的金属铸造业产生了冲击。

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The injector base, fabricated by metal casting and stamping, is an important part in automobile oil circuits.

喷油器底座是汽车油路中的重要部件，由金属精密冲压、内圆磨削而成。

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Take Misumi, a Tokyo distributor of factory automation tools and metal molds used for casting parts.

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