正版现货 压路机操作工(初级·中级·高级·技师) 交通专业人员资格评价中心编著 压路机 压路机操作工职业技能鉴定培训教材 - Softcover

The compactor operatives (Beginner Intermediate Advanced technician)(Chinese Edition)

paperback. Zustand: New. Paperback. Pub Date: 2010. Pages: 248 in Publisher: People's Communications Press compactor operator (Beginner Intermediate Advanced technician) according to Human Resources and Social Security. as well as transportation jointly issued by the Ministry of National Occupational Standards - Roller operatives prepared at the request of. divided into the early. middle. high and technicians four levels. the main contents include basic requirements. basic knowledge. rollers operatives work requireme. Artikel-Nr. CC004567

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