厚壁管窄间隙全位置焊
All-position Narrow Gap and Thick-walled Pipe Welding
厚壁管窄间隙全位置焊接
all position narrow gap and thick wall pipe welding
all position narrow gap and thick walled pipe welding
窄间隙全位置焊接
narrow-gap all-position welding
泵旋转斜盘中间位置调节
pump swashplate neutral adjustment
发动机压缩制动从动装置间隙
engine compression brake slave lash
冠间间隙
the clearance between shrouds
恒电位间隙滴定技术
Potentiostatic intermittent titration technique
极间间隙
inter-electrode gap
gap between the electrodes