分析了锅炉或热油炉中，影响砂光粉喷燃火焰运动轨迹的主要因素；

The main factors which affect the path of pulverized wood dust firing in steam boiler or hot-oil boiler are described.

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同时，将砂光粉作为燃料使用，不仅可以减少锅炉的燃煤消耗量，而且也可避免砂光粉对环境的污染。

And it can reduce coal consumption of boiler and avoid environment pollution caused by wood dust as well to use wood dust as boiler fuels.

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