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| contracting crack; check contraction, shrinkage crack | |||
| contracted vein | |||
| shrinkage cracks | |||
| check crack; contraction crack; pulls; shrinkage tear | |||
| shrinkage crack | |||
| contraction fissure; shrinkage cracking | |||
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| pulls (铸件表面上的) | |||
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收 缩 裂纹 : 5 phrases in 2 subjects |
| Metallurgy | 2 |
| Technology | 3 |
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