A control system based on single chip microprocessor is designed for submerged arc welder with magnetrol power source.

针对磁放大器式电源埋弧自动焊机设计了单片机控制系统。

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Senior executives in Magnetrol, the family-owned business he was working for, were poised for retirement. Mr. Swallow soon knew where to find their replacements.

斯万娄所供职的家族企业Magnetrol公司里有许多资深管理者即将退休，不过他已经想好了该去哪里找他们的继任者。

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