噪音對青年學生之心理、生理影響及個人特質之相關研究

by LIU, GUI-YUN, 劉貴雲

Forming mechanism of radial V-shaped microgrooves on plate using step punching method

by Xiang Jian-hua, Duan Ji-an, Zhang Chun-liang, Liu Gui-yun, Zhou Chao, Chen Cong-gui
Published 2015-02-01