geometric drawing

基本解释

We intro-duce the methed of making the limbal ring-rod and the methed of measuring geometric drawing for reference.
本文还介绍了定位器的制作和几何测量等方法，供参考。
Meanwhile, the geometry meaning of the shape parameters and the geometric drawing method of the new curve are given.
分析了这组基以及由其定义的曲线的性质，给出了形状参数的几何意义和曲线的几何作图法。
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In order to model the acoustic target scattering in the shallow water, first, the target with any kind of shape, such as a submarine, is modeled by geometric drawing software.
为了建立浅海中的目标声散射模型，本文利用几何图形建模软件对潜艇等具有复杂几何外形的目标进行精确建模。