Isbn: 9787807397021 - 【rtz】学气焊 刘明岗 中原农民出版社 9787807397021 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 156 Publisher: Central Plains farmers Press Pub. Date :2009-08. This book introduces the welding of basic knowledge. The book is divided into five chapters. including: gas welding equipment and tools; welding labor protection; gas welding technology and skills; welding training; gas cutting and so on. Contents: Chapter gas welding equipment and tools section of oxygen and oxygen bottles. oxygen two. oxygen bottles Section acetylene. acetylene generator acetylene.…