从前人的成果,即以人口表示的城市位序-规模法则和以建成区面积表示的位序-规模法则出发,演绎出城市的用地规模和人口数量呈异速增长。
We start at the rank-size rule by urban population and the rank-size rule by urban built-up area, and derive a mathematical relationship that the land use size of a city and its population.
它是对已完成恻序的微生物基因组进行对比分析的一个数据库,其数量增长非常迅速。
It is a database for comparative analysis of completely sequenced microbial genomes, the number of which is now growing rapidly.
它是对已完成恻序的微生物基因组进行对比分析的一个数据库,其数量增长非常迅速。
It is a database for comparative analysis of completely sequenced microbial genomes, the number of which is now growing rapidly.
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