A Solution to a Drafting Problem by Hypothetical Exchange
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摘要:
提供一种解决圆环形弯管与椭圆锥形管道相交问题的作图方法。
Abstract:
This paper proposes a drafting method for solving the intersection between circular elbow and elliptical conic pipe,which remains to be solved up to now and has not been mentioned in any textbooks.
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吴明珠.用假想变换解决一个作图问题[J].土木与环境工程学报(中英文),1999,21(4):96-97. WU Ming_zhu. A Solution to a Drafting Problem by Hypothetical Exchange[J]. JOURNAL OF CIVIL AND ENVIRONMENTAL ENGINEERING,1999,21(4):96-97.10.11835/j. issn.1674-4764.1999.04.020