- 弓形: segment of a circle bow-shap ...
- 加厚: intensification; thickening; ...
- 加厚: intensification; thickening; bodiness; [冶金学] buildup; thicken
- 弓形: 1.[数学] segment of a circle2.(像弓的形状) bow-shaped; arched; curved; arch form; arch; bow; segment
- 不加厚: non upsetting; nu
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