对沿海沙地竹林细根在分解过程中的干质量热值和能量现存量以及释放量进行了研究。
Gross caloric value, standing energy and released amounts were investigated during fine roots decomposition of bamboos in coastal sandy sites.
本文对日本大叶藻根状茎和不同发育阶段叶片的灰分含量、干质量热值与去灰分热值的含量和变化动态以及灰分含量、干质量热值与去灰分热值与元素的相关性进行了初步研究。
Caloric values, ash contents in the rhizome and leaves at the different growth stages of Z. japonica and the correlation between Caloric values, ash contents and elemental compositions were studied.
天然气热值计量是比体积和质量计量更为科学和公平的计量方式。
Natural gas caloricity gaging is more scientific and impartial than volume gaging and mass gaging.
甲烷化技术应用于生物质气化，是改善燃气质量、提高燃气热值的有效方法。
The methanation technology that is applied to biomass gasification is a effective method that can improve the gas's quality and raise the caloric value.
为了提高彩管玻壳的生产质量，要求对做为玻璃炉窑燃料的天然气的热值进行精确控制。
The heating value of the natural gas used as the fuel for the glass melting must be accurately controlled to improve the production quality of color TV tubes.
与燃料的发热值直接有关的是质量而不是容积。
The energy content of fuels is directly related to the mass and not volume.
系统采用前馈和双闭环的调整方法，有效地保障了池炉燃气供应系统良好的热值调节质量。
The feed-forward block and two close-loop control methods effectively guarantee the calorific value adjusting quality of the burning gas supplying system.
在该模型中考虑了底排出口面积比，排气固相颗粒质量比，燃料热值，燃气分子量，燃烧室总温，飞行马赫数等因素。
In the model the exit area ratio, solid particle mass ratio, fuel enthalpy of combustion, jet gas molecular weight, chamber stagnation temperature, flight Math number etc. have been considered.
以质量计的燃油消耗率有所增加，但以燃料热值计的比能耗降低。
The brake specific fuel consumption is increased, but brake specific energy consumption can be improved.
以质量计的燃油消耗率有所增加，但以燃料热值计的比能耗降低。
The brake specific fuel consumption is increased, but brake specific energy consumption can be improved.
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