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介绍了一种适用于经济型数控机床的运动控制卡，该卡具有性能可靠、使用方便、成本低等特点，并对它的硬件设计、软件使用作了详细的介绍。
A kind of motion control card which is suitable for economical CNC machine tools is introduced. The card has the characteristics of reliable performance, easy to use and low cost. The hardware design and software usage are introduced in detail.