The Shortest Distance between two Intersecting Lines in the Third Sub angle Projection

第 三分 角 投影中的两交叉直线间的最短距离

With respect to the third angle projection this paper sets forth briefly its rationale characteristics and chart reading in the form of compa - rison .

本文用对比形式扼要地阐述了 第 三角 投影 法的基本原理、特点和看图方法。

During these activities an important communicative tool is the third angle projection drawing which is seldom used in China .

在这些活动中，重要的交流工具反而是我国原来使用很少的 第 三角 投影图。

Analysis of the Method of Third Angle Projection

第 三角 投影法分析

Drawings shall be prepared to scale and in third angle projection .

图纸需按比例使用 每 三角 投影 法进行绘制。