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| 分节〔拼装〕锅炉 | |||
| 组合式锅炉; 片式锅炉; 对片锅炉; 分节锅炉; 分段拼接锅炉; 片式铸铁锅炉 | |||
| sectional boiler: 13 phrases in 3 subjects |
| Metallurgy | 1 |
| Nautical | 1 |
| Technology | 11 |
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