ISBN: 9787502028121 - 浮选工初级中级 煤炭行业特有工种职业技能鉴定培训教材 书 编委会 煤炭工业出版社 (1 resultados)

paperback. Condición: New. Paperback. Pub Date: 2006 02 of Pages: 209 in Publisher: Coal Industry Press the coal industry specific types of vocational skills certification training materials: flotation work (Beginner Intermediate Advanced) includes basic knowledge of the flotation. flotation machine and ancillary knowledge of equipment. flotation reagent and its mechanism of action. the flotation process operating factors affecting flotation and technical indicators.…