实践应用表明，这些技术的应用提高了化工标准件库的开发效率，使绘图更加高效快捷。
It is demonstrated through practice that the applications of these technologies have improved the efficiency of developing the chemical standard parts library, and makes the drawing fast.
实践应用表明，这些技术的应用提高了化工标准件库的开发效率，使绘图更加高效快捷。
It is demonstrated through practice that the applications of these technologies have improved the efficiency of developing the chemical standard parts library, and makes the drawing fast.
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