QB/T 2072.6-1994
(Sugar machinery pressure vessel GM parts. Rectangular manhole) 制糖机械.压力容器通用零部件.矩形人孔 |
TB/T 2452.1-1993
(Whole squash thin iron piston NDT. Ductile iron piston ultrasonic flaw) 整体薄壁球铁活塞无损探伤 球铁活塞超声波探伤 |
Find out:423Items | First -Previous-Next -Last | [2] [3] [4] [5] [6] [7] [8] |