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同时，还研究了煤粉细度与炉膛出口烟温、飞灰磨损的关系，得出了一些有意义的结论。
Meanwhile, the relations between finenesses of coal_dust, temperatures of flue gas at boiler exit and fly ash erosion are studied.
作者对试验结果及影响飞灰磨损的主要因素，如粒子速度、灰的磨损性能、粒度等进行了讨论。
The test results and the main factors of influencing ash cutting, such as, particle velocity, property of ash cutting and particle size are discussed at length.
飞灰磨损是导致锅炉受热面管壁减薄失效的一个重要因素，煤质的好坏又直接影响着飞灰磨损的强度。
This paper analyzes the impact of the variation of coal proportion on flying-ash erosion in heating surface at the rear of coal-fired boiler.
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