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.
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