Occupational Skill Testing Training by Sun Jing (2 results)

paperback. Condition: New. Paperback. Pub Date: 2006 Pages: 327 in Publisher: Chemical Industry Press gas welders based on national occupational standards and vocational skills identification specification. systematic introduction to the basic knowledge and principles of gas welding. gas cutting focuses on gas welding. gas cutting operation techniques and equipment. combined with the actual gas welding process and operating techniques about a variety of commonly used materials and specialty materials. Theory with pract.…

paperback. Condition: New. Paperback. Pub Date: 2005 Pages: 469 in Publisher: Chemical Industry Press national occupational standards and vocational skills identification specification is based; training project with the National highly skilled personnel; emphasis on practice. highlighting the skills. focus on capacity culture; reflect new knowledge. new technologies. new processes. new methods. This book Occupational Skill Testing Training Reading (senior workers) one. This book is based on national occupational stand.…