prolificacy rate是什么意思

用法例句

Research on the Educational Productivity and Its Growth Patterns in China;

我国教育生产率及其增长方式研究

Replacing jigger and improving cleaned coal quality and yield;

更新选煤厂跳汰机 提高精煤质量和产率

Measures for enhancing yield of 5-aminolevulinic acid produced by R.sphaeroides;

提高类球红细菌5-氨基乙酰丙酸产率的措施

Study on the Yield of Peroxides from Atmospheric Reaction of CH_3C(O)CH═CH_2 with O_3 by Long Path FTIR;

LP-FTIR研究CH_3C(O)CH═CH_2与O_3大气反应生成过氧化物的产率

Using the infinite-mini-heat sources furnace, the effects of the raw materials、gradation of raw materials、electric power and time on productive rate of β-SiC ultrafine powder were studied, the grain size and XRD of β-SiC ultrafine powder is analyzed too.

采用无限微热源法从原料、原料级配、供电功率和供电时间对合成β-SiC微粉产品的产率和品率的影响进行了探讨,并对合成β-SiC微粉产品进行了粒度测试和XRD分析。

It also studied the influence of dehydration temperature, dehydration time, cracking temperature and different kinds of catalyzers on productive rate of lactide, and established the optimum reaction conditions by the orthogonal experiment: 120 ℃ for dehydration temperature, 4 hours for dehydration time, 240 ℃ for cracking temperature, stannous caprylate for catalyzer.

研究了脱水温度、脱水时间、裂化反应温度及催化剂种类对丙交酯产率的影响。

Thus the productive rate has come up to 60 percent.

传统的 Reimer-Tiemann反应产率不高 (一般低于 35 ) 。

Study on the factors affecting the productivity of porous silica powder prepared from wollastonite;

影响硅灰石制多孔SiO_2粉体产率因素的考察

The influence of current density on yield,productivity and degree of graphitization of .

研究了放电时的电流值对产物的产量和产率以及对产物石墨化程度的影响,结果表明在20A-50A范围内随着电流强度的增大OLFs的产量和产率都有不同程度的提高。

The influence of third monomer and initiator content on productivity and dye uptake of PAN were investigated.

为了接近工业化的连续生产流程,利用实验室现有的仪器设备,设计了连续水相悬浮法生产酸性染料可染聚丙烯腈的实验装置,实现了聚丙烯腈的连续聚合,并研究了第三单体、引发剂用量对聚丙烯腈上染率、产率的影响。

Analysis of the Total Factor Productivity of China Higher Education Based on Malmquist Index;

基于Malmquist指数的高等教育生产率变动分析

Objective To analyze the relationship between induced abortions in unmarried teenagers and reproductive health education.

目的分析未婚青少年人工流产率与生殖健康教育关系。

Application of Data Envelopement Analysis Method in the Evaluation of Education Production Efficiency of Schools;

数据包络分析方法在学校教育生产效率评价中的应用

A Test of Educational Contribution to Augmenting Productivity in China;

对中国劳动力市场中教育促进劳动生产率作用的实证检验

On the Application of Data Envelopment Analysis in the Evaluation of Input & Output Efficiency of Graduate Education

数据包络分析方法在研究生教育投入产出效率评价中的应用

Empirical research on the effect of higher vocational and technical education to labor productivity

高等职业技术教育对劳动生产率影响的实证研究

But they had the effect of increasing fertility.

但它们却产生了促进生育率的效应。

Thinking Over the FP Publicity and Education Under the Condition of Low Fertility Rate;

低生育率条件下搞好计划生育宣传教育的思考

Biorhythm Helping Promote Teaching & Education;

运用生物钟规律 提高教育教学效率

Research of Universities Input and Output Efficiency Basing on DEA;

基于DEA的高等教育投入产出效率研究

Education must be combined with production.

教育必须与生产相结合。

Study on the Origin and Development of Physical Education Teachers Continuing Professional Education;

试论体育教师继续教育的产生与发展

On the Reproduction of Education: A Study of Function of Education from the Perspective of Sociology

论教育再生产——教育功能的社会学审视

Resources have also been directed to programs which aim to raise productivity through better farm management and improved rural health and education service.

还对一些旨在通过农田管理和改善农村卫生和教育服务以提高生产率的规化投入资源。

Develop Entrepreneurial Education to Enhance Employment Rate;

积极开展创业教育 提高大学生就业率

Case Study of Graduation Rate in One of the Sixty-Eight Online Education Schools

网络教育学院学生毕业率的个案分析

"food and cigarettes top the list of products most affecting the cost of living, at a rate of 50 percent, followed by housing (41%) and education (31%)."

食品和烟草是最能影响生活成本的产品,影响率达50%,其次是住房和教育

Impacts of Different Levels of Education on TFP Growth: Evidence from China;

不同教育水平对全要素生产率增长的影响——来自中国省份的实证研究