ISBN: 9787111466352 - 焊接质量检验 正版 李丽茹 9787111466352 (1 Ergebnisse)

paperback. Zustand: New. Pub Date: 2014-06-01 Pages: 177 Language: Chinese Publisher: Machinery Industry Press weld quality inspection work and study. school-enterprise cooperation Higher Vocational Education Reform and Innovation materials designed a total of seven projects. The main contents include: welding defects and welding production testing process. visual inspection. radiographic inspection. ultrasonic testing. magnetic particle testing. penetration testing. density testing. The book writing process quality .…