将计算机快速计算和强大绘图功能结合起来，用C语言编制了研究酸碱平衡的计算机图解处理软件；

In this paper programs on Compter-Graphical Presentation of acid-base equilibria were compiled in C-language and examples were shown.

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winda笔式绘图仪是用于样板和排料绘图的专用仪器，WD - P系列绘图仪绘图快速准确，与Winda及其他软件兼容。

Special designed for pattern piece and marker plotter, WD-P Series plotter is high speed in plotting and accuracy, well compatible with Winda and other software.

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