It has become evident in the past few years that the amount of fossil fuel in the earth's substrata is not infinite source of energy.
在最近几年已非常明显的看出在地层里的矿物燃料不是无穷无尽的能源。
Populations grown in substrata with elevated metals contained significantly higher metals in plants.
在高金属元素含量基质生长的种群，植物金属元素的含量显著偏高。
Effect of Culture Substrata on Seedlings of Rare and Endangered Plants from Limestone Regions .
不同栽培基质对石山珍稀濒危植物苗期生长的影响。
Water quality. Design and use of quantitative samples for benthic macro-invertebrates of stony substrata in shallow freshwaters.
水质.浅淡水中多石底层上水底大型无脊椎动物定量取样的设计和使用
Benthic macroinvertebrates communities and biodiversity in various stream substrata
典型河床底质组成中底栖动物群落及多样性
Suitability of four materials as the oviposition substrata for multicolored Asian ladybird beetle, Harmonia axgridis
四种材料作为异色瓢虫产卵载体的适合性比较
Composition of Marine Bacteria in Micro-biofilm Formed on Four Different Artificial Substrata
海洋细菌在不同基质表面微生物粘膜中的组成
Effects of three substrata on the differentiation and migration of neural stem cells cultured in vitro
三种底物对体外培养的神经干细胞分化和迁移能力的影响
Effects of compound substrata of mushroom residue on growth of sweet pepper seedlings
菇渣复合基质在甜椒育苗上的使用效果研究
Water quality; design and use of quantitative samplers for benthic macro-invertebrates on stony substrata in shallow freshwaters
水质.为浅淡水中多石底层上的水底大无脊椎动物而设计和使用定量取样器
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