表面叠床焊缝压凹试验的英文

cupping test of surface-deposited bead

• 表面:    surface; superfici ...
• 叠:    pile up; repeat
• 床:    I
• 焊缝:    soldering seam; we ...
• 压:    press; push down; ...
• 凹:    low-lying area; de ...
• 试验:    experiment; test; ...