The volatile matter content in coal affects its combustion performance.

煤炭中的挥发份含量会影响其燃烧性能。

The effect of the combustor's shape to the flow and the combustion performance is researched secondly.

其次通过改变燃烧室构型来研究其对燃烧室内流场和燃烧性能的影响。

Considering of the technological characteristics of the propellant, the adjustment range of the combustion performance is given.

结合该推进剂的工艺特点，给出了其燃烧性能调节的范围。

Effects of air swirl intensity on atomization and combustion performance of effervescent atomized spray were investigated under different conditions.

对不同空气旋流强度下气泡雾化喷嘴出口下游喷雾流场特性及燃烧特行进行了诊断与分析。

The paper is emphasis on introduction to the preparing method of fuel oil from coal tar residue. Its stability and combustion performance have also been tested.

着重介绍了焦油渣制燃料油的方法，并对其稳定性及燃烧性能进行了试验研究。