population rate的例句大全

in the paper, impact evaluation of community health education as well as parasitic transmission dynamics were analysed according to data of infection rate and intensity of 7-14 years old population in both study and control areas.

并根据观察区与对照区7～14岁高感染人群感染率及感染度，各年度麦穗鱼感染率及感染度，作了社区健康知识教育效应分析和寄生虫病传播动力变化分析。

the operational variables include crystallization temperature, stirring speed, the concentration and flow rate of ammonium oxalate. state equations are the population balance equations and the mass balance equation. the outputs are average particle size and relative volume-based variance.

该模型中操作变量为结晶温度、搅拌速率、草酸铵的浓度与流速；状态方程为粒数衡算方程与物料衡算方程；输出为平均粒径与粒径相对体积方差。

Land with high ecological pressure is mainly distributed in the area with high dense population and urbanization rate.

土地生态压力较大的在空间上主要分布在人口较为稠密、城市化率较高的地区。

The reproduction rate is the rate at which a population produces new members by birth.

生殖率即一个群体通过生育来繁殖新成员的比率。

During the same period the rate of Afro-Americans and Hispanics in New York City's population has risen sharply.

同时，纽约市的人口构成中黑人和拉丁美洲人所占的比重大幅度增加。

The annual growth rate of the working population in Jilin Province is 3 times of that of the total population.

吉林省就业人口的增长速度是总人口年增长速度的3倍。

In static cultivation of hematopoietic cells, the population specific growth rate was 0 34 d-1, and the average double time 2 days.

在静态培养条件下，脐血造血细胞群体的比生长速率为034d-1，倍增时间为2d。

The simulant genetic optimization shows that the genetic drift induced by multi-parent occurrence-based scanning crossover reduces both the population diversity and the convergence rate, thus deteriorating the performance of an evolutionary search.

应用基于基因出现频率的多父代扫描交叉的仿真遗传优化实验的数据表明，重组的遗传漂移不但导致种群多样度的急剧下降，而且降低了进化搜索的收敛速度，从而降低了进化搜索的性能。

Lin has great change in the same population, and the outcrossing rate difference of the same enzyme locus is also high in the different population.

荷叶铁线蕨不同位点的异交率在同一居群内的变化很大，而不同居群间的同一酶位点的异交率差异也是较大的。

And Keeping the natural growth rate of population under 8 per thousand.

人口自然增长率控制在8‰以内。

In2000 the natural growth rate of the Qinghai population was?

2000年，青海省人口的自然增长率是多少？

The changing social and economic conditions and people's view of marriage were behind the rising divorce rate, said Zhai Zhenwu, professor of sociology and population studies at Renmin University of China in Beijing.

中国人民大学社会学和人口研究学教授翟振武表示，离婚率上升背后隐藏的是不断变化的社会和经济条件，以及人们对婚姻的看法。

Figures released by the US Department of Labor in September showed the jobless rate for black people are almost double the white population.

美国劳工部2020年9月发布的数据显示，非洲裔的失业率比白人高出近一倍。种族间的不平等进一步加剧。

Nations such as Afghanistan only have a 28 percent literacy rate for the total population. 5.

例如阿富汗，阿富汗全国人口中只有28%接受过教育。

Corresponding to the literacy rate of the population, the education degree of the labour force of Mongolia is also commonly higher and the labour has the tendency of being younger.

与人口识字率很高相一致，蒙古国劳动人口的受教育程度也普遍较高且有日趋年轻化的趋向；

And the urban population, life expectancy at birth, adult literacy rate and the enrollment rate of high education are rising, and also the infant mortality rate, population growth rate and total fertility rate are declining.

城市化、预期寿命、成人识字率和大学普及率等在提高，婴儿死亡率、自然增长率和总和生育率等在降低；

At the same time, the population quality and primary education develop to some extent, the literacy rate is higher in the regions north and west to Kaifeng, and the rate is lower in the regions east and south to Kaifeng.

与此同时人口素质有了一定的提高，初级教育有了一定的发展，1930年代开封以西以北地区识字率较高，以东以南地区识字率较低。

Weaning is a transition period for piglets that is from breast-fed to solid diet. It may cause retarded growth and high diarrhea rate due to the change in microbial population in the intestinal tract at the stressful time.

仔猪断奶是以母乳喂养为主向以固体饲料为主转变的过程，在此期间，仔猪极易因为肠道微生态环境的改变，出现体重下降、腹泻及免疫力下降等症状。

and the hope is to reach a zero population growth rate by 2010.

到2010年的时候，有希望达到人口增长率为零。

Countries' ultimate outlets are reducing farming population, transferring overflowing labor force, and reducing load rate of natural resources, thus to reasonably distribute farming labor force and natural resources and increase the average resource space for agriculture and the development of rural economy.

农村的根本出路只能是减少农业人口的数量，转移农村过剩的劳动力，降低农村自然资源的负载率，使农村劳动力和自然资源的配比逐步趋于合理，增加农业和农村经济发展的人均资源空间。