The machine-processing internship, which includes a mattress, a car mattress, a mattress-processing machine -- the latest version -- and the MOSME Action Learning: Diagnostic-cover.
機械加工實習 (上) 含銑床、車床、丙級機械加工 - 最新版 (第三版) - 附 MOSME 行動學習一點通：診斷-cover