- 焊接: weld; welding; soldering; se ...
- 变形: be out of shape; become defo ...
- 焊接变形: distortion from welding; welding deformations; welding distortion; weldingdeformation; weldingdistortion
- 半月形: half moon; halfmoon; half-moon shape; lunule; semi-lune
- 半月,半月形,弧影: half moon
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