煤的粒径对挥发分氮析出作用明显，煤粉越细，挥发分氮转化率越高。
The more finely pulverized coal has more higher conversion rate of volatile nitrogen.
地幔流体是与地幔环境处于平衡的气体和挥发分。其主要化学组分为碳、氢、氧、氮、硫（CHONS）。
Mantle fluid is a mixture of gases and volatiles at equilibrium with its host mantle ambience and it is mainly composed of carbon, hydrogen, oxygen, nitrogen and sulphur (CHONS).
地幔流体是与地幔环境处于平衡的气体和挥发分。其主要化学组分为碳、氢、氧、氮、硫（CHONS）。
Mantle fluid is a mixture of gases and volatiles at equilibrium with its host mantle ambience and it is mainly composed of carbon, hydrogen, oxygen, nitrogen and sulphur (CHONS).
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