HDB：高密度生物量

英文缩写词HDB的例句

1. The researches show that some catalysts can advantage the results the co-liquefaction of high density polyethylene and biomass.
2. 由此表明选择一定的催化剂对高密度聚乙烯与生物质的共液化结果具有较好的催化作用。
3. Hydrogen is a new type of clean energy with high energy density. Hydrogen production from recyclable biomass by bacterial fermentation is attracting more and more attention and becoming the focus of research field and high technology competition.
4. 氢能是一种新型高能量密度的清洁能源，利用可以循环再生的生物质进行发酵制氢，是当前国内外制氢领域的研究热点和新能源技术的竞争焦点。
5. But high density treatment reduced Pn, and then reduced biomass per plant and grain weight per spike.
6. 对于地上部，种植密度的增加导致净光合速率的降低，进而降低了单株生物量及穗粒重。