Do not touch the plane blade and work-piece by hand while planer works.

刨床工作时，不要用手触摸刨刀和工件。

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Transformation of old equipment-closed planer by using switch reluctance machine increases milling function, it can not only saves fund but also increase work efficiency.

采用开关磁阻电机对旧设备——龙门刨床进行改造，保留原刨床参数，在刨床的基础上增加了铣削功能，既节约了资金，又提高了工作效率。

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