曹永昌

Overview

Works:	3 works in 3 publications in 1 languages

Titles

職業安全衛生管理(乙級)技能檢定題庫解析 = Occupational safety and health management by: 陳泓文; 曹永昌 (Language materials, printed) , [編著]

勞工安全衛生管理乙級技術士技能檢定題庫解析 by: 陳泓文; 曹永昌 (Language materials, printed) , [編著]

特定瓦斯器具裝修技能檢定 : 丙級技術士學科試題解析•術科測驗彙整 by: 曹永昌; 黃再枝 (Language materials, printed) , [編著]

Subjects