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| sulfur crack (一种焊接缺陷) | |||
| sulfur crack | |||
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| sulfur crack | |||
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硫裂 : 28 phrases in 11 subjects |
| Agriculture | 1 |
| Automobiles | 2 |
| Chemistry | 1 |
| Construction | 1 |
| Drilling | 3 |
| Earth sciences | 1 |
| Metallurgy | 5 |
| Oil / petroleum | 8 |
| Pharmacology | 2 |
| Polymers | 1 |
| Technology | 3 |
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