With respect to the third angle projection, this paper sets forth briefly its rationale, characteristics, and chart reading, in the form of comparison.
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。
With respect to the third angle projection, this paper sets forth briefly its rationale, characteristics, and chart reading, in the form of comparison.
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。
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