The combustibility of mixing coal is not equal to the arithmetic plus of each combustibility of the single blend coal, the former is excelled by the arithmetic plus in some condition.

混合煤煤粉的燃烧率并不是所配单种煤燃烧率的算术迭加，在一定条件下要优于所配单种煤燃烧率的算术迭加值。

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The char types of the various macerals and their combustion modes were investigated in detail according to the drop tube furnace and one-dimension coal combustibility tests.

本文依据沉降炉和一维煤粉燃烧特性试验，对不同显微组分的残炭类型及其燃烧方式进行了详尽的探讨。

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Higher combustibility and coal injection rate can be acquired in BF by using the coal with lower metamorphic degree and higher content of active matter.

喷吹低变质度、高活性组份含量的煤可以获得较高的燃烧率和较大的喷煤量。

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