calorific capacity value发热量
calorific c value发热量;热值﹔卡值
calorific c value of coal发热量
low-calorific-value fuel低热值燃料
gaseous fuel calorific value气体燃料的热值
energy calorific value能量的当量值
calorific value calculation电热当量
calorific value of fuel燃料发热值
fuel net calorific value燃油低热值
Common grounds of these fuels are high flame propagation speed, low calorific value and instability combustion.
富氢燃料气具有火焰传播速度快,热值低与燃烧不稳定等特性。
参考来源 - 适用于微小型燃气轮机富氢燃料的无焰燃烧技术The char from Zhaotong lignite have the high calorific value, about twice than the raw coal, and the ash of char is high (54%-57%), so it usually used as fuel.
昭通褐煤热解半焦发热量比褐煤的发热量约高一倍,但由于灰分含量(54%-57%),应用受到限制,一般只能做燃料。
参考来源 - 云南褐煤固体热载体法热解及其半焦燃烧特性的研究Following are the main aspects in the studies：1. Based on measurements of biomass and calorific value, we studied energy fixation and conversion of the communities in three above-mentioned subsystems.
本论文的研究工作主要包括以下几个方面：1．在生物量和热值测定的基础上，研究了上述3个子系统中植物群落的能量净固定量和太阳能转化效率，利用分室模型对群落能量的流动进行了稳定性分析。
参考来源 - 松嫩平原农牧交错带农、牧子系统能量与能值分析N（名词） the quantity of heat produced by the complete combustion of a given mass of a fuel, usually expressed in joules per kilogram 发热值