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| 锅炉和压力容器 | |||
| 锅炉及压力容器 | |||
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boiler and pressure vessel : 10 phrases in 7 subjects |
| Business | 1 |
| Chemistry | 1 |
| Economy | 1 |
| Labor law | 1 |
| Nautical | 3 |
| Oil / petroleum | 1 |
| Technology | 2 |
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