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| oil quench; quenching in oil; hardening by oil (火) | |||
| oil quenching | |||
| oil hardening | |||
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| quenching | |||
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| oil hardening; water hardening | |||
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| oil hardening | |||
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油 淬 : 82 phrases in 15 subjects |
| Automobiles | 1 |
| Business | 2 |
| Computer numerical control | 1 |
| Construction | 1 |
| General | 3 |
| Mechanics | 5 |
| Metallurgy | 41 |
| Mining | 1 |
| Nautical | 2 |
| Oil / petroleum | 4 |
| Rail transport | 1 |
| Space | 2 |
| Steel production | 1 |
| Technology | 16 |
| Wind Energy | 1 |
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