許德明

Overview

Works:	1 works in 3 publications in 1 languages

Titles

力和機械 by: 許德明; 汪宗銳; 丁定一; 金明華 (Electronic resources)

直流電 by: 許德明; 汪宗銳; 沈菁華 (Electronic resources)

力和運動 by: 許德明 (Electronic resources)