通过分析计算，设计采用螺旋鳍片管式省煤器，使上述问题较好地得到解决。
Analysis and calculation show that the used spiral finned tubes in economizer design would be a more satisfactory solution.
通过分析计算，设计采用螺旋鳍片管式省煤器，使上述问题较好地得到解决。
Analysis and calculation show that the used spiral finned tubes in economizer design would be a more satisfactory solution.
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