摘要
通过理论推导及举例示范 ,提出了一种相交管接口形状的快速的、准确的作法 ,有利于提高劳动效率及工作质量。
By theory deducing and giving an example to illustrate,puts forward a kind of quickly and accurately describe method of cross-pipe interface shape,it is beneficial to improve labour productivity and quality.
出处
《山西焦煤科技》
2004年第2期22-23,26,共3页
Shanxi Coking Coal Science & Technology
