human n population genetics 人类群体遗传学
population n density 人口密度 ; 种群密度
population n growth 人口增长
population n base 人口基数
population n control 人口控制
population n crisis 人口危机
population n genetics 群体遗传学
Population n Commission 人口委员会
Objective To establish a method for genotyping of MN blood group and detect the allele frequencies of M and N in population.
目的建立MN血型系统基因分型的方法,检测人群中MN基因的频率。
The U. n. World Food Program says Israel's decision to hold its fire for three hours a day in Gaza City will help ease the plight of the conflict-stricken population.
联合国世界粮食计划署表示,以色列有关每天在加沙城停火三小时的决定有助于缓解受到战火围困的居民的困境。
The transmission of N. meningitidis is facilitated by overcrowded housing at family level and by large population displacements due to pilgrimages and traditional markets at regional level.
由于家庭层次过度拥挤的住房以及地区层次朝圣和传统市场造成大量人口流离失所,推动了脑膜炎奈瑟菌的传播。
Authorities there must buy new equipment." The U.N.agency reports mortality rates in Gaza are about 30 percent higher than among the Palestinian population in the West Bank.
VOA: standard.2010.06.01
They divide by n-1 to make it an unbiased estimator of the population variance, but I'm just going to show it in a simple way here.
当除以n-1表示的是对总体的,无偏估计,我在这里只是说的简单一点
"These targets are set for 2015 and are to achieve at least 90 percent measles vaccination coverage nationally and 80 percent coverage in every district, reduce measles cases to less than five per million population, reduce measles mortality by U.N.health agencies have made huge strides in reducing the number of children dying from measles.
VOA: standard.2010.05.21
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