preservation of boiler
... 设备封存 equipment storing up 锅炉封存 preservation of boiler 封存基金 sterilized fund ...
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通过锅炉的实际运行，总结了现代大型锅炉炉墙密封和炉顶密封存在的主要问题及改进办法。
Though the boiler practical operation, summarize the main problems of the wall sealing and roof sealing for modern large boiler, and put forward improving measures.
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