土壤动物密度及生物量与调落物年归还量、土壤有机质含量、植被盖度等均呈正相关关系；
The density and biomass of soil animal has a positive interrelation to the present content of the fallen, the content of organic substance in soil and vegetation coverage.
如果这些大型猫科动物灭绝了，那么它们捕食的小型动物将会使森林中物种的密度过高。
If these great cats become extinct, the smaller animals they prey upon will overpopulate the forests.
事实上，但是它们比实际相同大小的哺乳动物的骨头密度要高得多。
In fact, they're more dense than the bones of mammals of the same size.
鸣鸟的骨头可能是中空的，但是它们实际上比相同大小的哺乳动物的骨头的密度要大得多。
Songbird bones may be hollow, but they're actually denser than the bones of mammals of the same size.
BMP12是一组控制哺乳动物毛发和鸟类羽毛密度的蛋白质，它的主要作用是减缓羽毛的生长。
BMP12 is one of a group of proteins that control the density of hair in mammals and feathers in birds. In the case of BMP12, it slows down the growth of such features.
可一项新研究显示鸣鸟的骨头其实很结实，其密度也比相同体积的哺乳动物的大。
But a new study shows that songbirds' bones are actually pretty tough. In fact, they're more dense than the bones of mammals of the same size.
动物脂肪提高了高密度脂蛋白胆固醇但不会降低低密度脂蛋白胆固醇。
Animal fats raise LDL cholesterol but do not lower HDL cholesterol.
这是巴西的大西洋森林或称马塔亚特兰迪卡（Mata Atlântica），它不仅是29种极度濒危脊椎动物的家园，而且每英亩树种密度在世界上也首屈一指。
Brazil’s Atlantic Forest, or Mata Atlântica, is home to 29 critically endangered vertebrates, and holds the world’s highest concentration of tree species per acre.
作者在用抗体诱发动物急性溶血的方法建立的红细胞在体衰老模型的基础上，对红细胞衰老过程中的细胞密度变化进行了研究。
Changes in density of red blood cells (RBCs) during in vivo aging were studied using an animal model developed with the method of antibody inducement of acute RBC lysis.
浮游动物生物量与浮游植物密度的季节变化趋势相一致。
The seasonal variation of zooplankton biomass was in agreement with that of phytoplankton density.
浮游植物密度与浮游动物的昼夜垂直移动关系不密切。
The diel vertical migration of zooplankton was irrelevant to the phytoplankton density.
对动物因钙吸收减少而引起的骨密度减少小也有作用。
It also had effect on bone density decrease caused by animal ca ab - sorption decrease.
超微结构检查发现，两组金属夹动物的肝细胞内高密度次级溶酶体增多，银夹明显重于钛夹。
With metal clips the ultrastructure of experimental hepatic tissue demonstrated increment of secondary lysosomes with high density, particularly in animals with silver clips.
作者于1986年和1988年在连云港海域进行了底栖动物采样，调查得出了生物量和栖息密度的分布概况。
In 1986 and 1988 the authors sampled macrofauna benthos and investigated the distribution of biomass and density.
研究人员发现在低钙饮食组，所有动物受牙周炎影响一侧的口腔骨密度均发生降低。
The researchers found that all of the animals on the low-calcium diet lost bone density on the periodontitis-affected side of the mouth.
目的：在应用生物反应器进行动物细胞大规模培养时，过程的在线分析和调控技术对于高细胞密度和高产品得率的获得是非常重要的。
Aim: On-line analysis and control are very important for the optimization and achievement of high cell concentration and product yield in animal cell culture.
科学家们通过研究动物的群集行为，如鱼群，来预测人类可能出现的如此高密度的团聚行为。
Scientists study the behavior of animal swarms, such as schools of fish, to predict the way humans might behave in such densely packed groups.
我在这里发现，食草哺乳动物的种群密度与生物量，堪与状况最好的东非大草原地区相比。
I determined that densities and biomass of herbivorous mammals in Nagarahole were comparable to some of the best East African Savannah areas.
2002年西海域禁止水产养殖后，宝珠屿附近海域大型底栖动物种数、密度和生物量有所增加。
The macrofaunal species number, density and biomass have increased after banning the aquaculture activities in Xiamen Western bay in 2002.
树袋动物的密度可能无法恢复到伐木以前了。
Arboreal marsupials may not recover to pre-logging densities.
结论染料木素对模型动物的骨密度、骨生物力学及相关生化指标都具有改善作用，具有较好的抗骨质疏松作用。
CONCLUSION Genistein could improve the bone mass density, biomechanics and correlated biochemical indicators ovariectomized rats and could be used for osteoporosis treatment.
不同孔径凋落物袋内土壤动物的类群和个体相对密度与凋落叶的质量损失率呈现相对一致的变化趋势。
Mass loss rates of fir leaf litter appeared consistent with the taxa and individual relative density of soil fauna.
我特别渴望看看豹，于是选择住进庭加酒店，这个酒店地处非洲食肉动物数量密度最大的一个地区。
I'm particularly keen to see leopards and have chosen to stay at Tinga Lodge, which is in an area with the highest recorded density of the predator in Africa.
我特别渴望看看豹，于是选择住进庭加酒店，这个酒店地处非洲食肉动物数量密度最大的一个地区。
I'm particularly keen to see leopards and have chosen to stay at Tinga Lodge, which is in an area with the highest recorded density of the predator in Africa.
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