日本很多表现卓越的公司都不生产终端产品，而是“中间货品”，比如电子元件，专用化工品和精密机械零件。
Most of Japan’s high-performance companies make “intermediate goods”, such as electrical components, specialist chemicals and precision-machinery parts, rather than final products.
选用世界名牌厂家专用电脑、电器元件、液压元件。
Using the computer, electric and hydraulic elements of famous brands in the world.
以igbt为主开关元件的高频开关电路，由TL 494控制的集成专用驱动器exb840驱动。
The high frequency switch circuit taking IGBT as main switch component are driven by the special purpose driver EXB840 controlled by TL494.
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