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paperback. Condizione: New. Paperback. Pub Date: 2015-04-01 Pages: 328 Language: Chinese Publisher: Metallurgical Industry Press BOF work study guide in accordance with national workers BOF Technical level standard is divided into different modules. each module comprising: Teaching Objectives and requirements. learning and difficulty thinking and analysis. according to the knowledge with nearly Road exercises. Content steelmaking operations center. the BOF steelmaking process. the principle of the device combine to meet.

paperback. Condizione: New. Paperback. Pub Date: 2021-08-01 Pages: 158 Language: Chinese Publisher: Southwest Jiaotong University Press Overhaul and Maintenance of Catenary Equipment (3rd Edition) (Loose-leaf) collects the development needs of the industry based on The typical work tasks in the growth process of catenary workers are used as clues. and the occupational skills requirements of catenary workers are divided into two parts: basic skills and special skills. Starting from the cognition of tools and drawings. an.