孫玉芹

Overview

Works:	0 works in 2 publications in 1 languages

Titles

機械精度設計基礎 by: 袁夫彩; 孫玉芹 (Language materials, printed) , [主編]

機械精度設計基礎 by: 孫玉芹; 孟兆新 (Language materials, printed) , [主編]

Subjects

機械