摘要
第三角投影法是国际上通用的两种正投影法之一。本文着重论述了用该投影法得到的基本视图的配置特点是近侧配置，并结合图例，分析了该方法在表达机件方面所具有的优势。
The third projection is one of the two kinds of the internatioal regular projectians which are in common use now.This Papors recount emphatically the basic projectian draws gained in this way and its disposable characteristic is close and side replacement.The papers combine it self with figare and analyse its advantage in expressing machine elemeuls parts. \ \
关键词
投影法
视图
技术制图
Projectian method\ Projectian draws\ Technical draws
