Isbn: 9787502156398 - 送书签~燃气轮机机电运行工(zz) 9787502156398 中国石油天然气集团公司人事服务中心 石油工业出版社 (1 risultati)

paperback. Condizione: New. Paperback Pages Number: 203 Language: Chinese. Occupational Skill Testing Question set: the gas turbine mechanical and electrical operating is written by the unified organization of the China National Petroleum Corporation. Personnel Service Center Occupational Skill Testing questions Set in one. Occupational Skill Testing Question set: gas turbine mechanical and electrical operating contains the primary workers. mid-level workers. senior engineer and technicians four levels of theoretical kn.…