AS a platform for computer application, geometricdrawing board is simple and convenient with great functions.
几何画板作为计算机应用平台，有功能强与简便等特点。
2
We intro-duce the methed of making the limbal ring-rod and the methed of measuring geometricdrawing 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。
3
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 geometricdrawing software.