自然增长率,natural growth rate
1)natural growth rate自然增长率
1.The results showed that the height development of 6-22 year old boy students in northern cities was better than that of southern cities in terms of averagenatural growth rate and stable climatic factors in these cities.结果认为,北方城市汉族6～22岁男生身高生长发育整体水平要高于南方;依据全国、北方、南方各省、自治区、直辖市城市汉族6～22岁男生身高生长发育自然增长值和自然增长率变化的整体特征分析,可将其生长发育划分为4个时期,并且呈波浪发展趋势。
2.Thenatural growth rates of the students height and weight indexes and the internal objective law of their growth were revealed in ord.依据1995年全国学生体质调研数据,应用科学的研究方法,对中国30个省、自治区、直辖市汉族男生、女生和男、女学生之间的身高、体重指标进行横向和纵向的系统比较分析,揭示了学生身高、体重二项指标的自然增长率和其生长发育的内在客观规律,为各级各类学校,尤其是中小学校的领导、教师和家长做好学生生长发育水平监测和评价工作,提供了基础资料和科学依据。
英文短句/例句
1.The net growth of population in 2002 was 8.26 million, representing a natural growth rate of 6.45 per thousand.全年净增人口826万人，自然增长率为6.45‰。
2.--Natural population growth rate should be no more than 10.6 per thousand;——人口自然增长率控制在1.06％以内；
3.The natural population growth rate was 10.06 per thousand, lower than the planned target of 11.44 per thousand.人口自然增长率1.006%，低于 1.144%的计划目标。
4.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。
5.The natural population growth rate dropped from 14.39 per 1,000 to 11.21 per 1,000.人口自然增长率由14.39‰下降为11.21‰；
6.In 2000 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?
7.Beijing"s birthrate was 6.1 per thousand, death rate, 5.3 per thousand, and the natural population growth rate was 0.8 per thousand, down by 0.1 permillage points.全市人口出生率为6.1‰，人口死亡率为5.3‰，人口自然增长率为0.8‰。
8.In 2001, the natural population growth of ethnic minorities was 13.04‰, whereas that of the Han was 8.25‰.2001年少数民族人口自然增长率为13.04‰，汉族为8.25‰。
9.Application of Neural Network in the Prediction of Population Natural Increasing Rate;神经网络在人口自然增长率预测中的应用
10.The Influence of Sharp Declining of Korean Nationality s Population on the Development of the Nationalities and Society;朝鲜族人口自然增长率下降对发展的影响
11.The net growth of population in 1998 was 11.84 million and the natural growth rate was 9.53 per thousand, or 0.53 per-thousand-points lower than that of 1997.全年净增人口1184万人，自然增长率9.53‰，比上年下降0.53个千分点。
12.Since 1970, the birth rate and natural population growth have both been above the average national level.1970年以来，西藏的人口出生率、自然增长率均高于全国平均水平。
13.The Inherent Relationships between the Natural Rates of Growth and the Main Period of Long Growth Waves中国“自然增长率”与经济长波主体的内在关联性研究
14.Consequently, the rate of natural increase dropped from eight to four per 1000 over the decade.因此，过去间，自然增长率由千分之八下降至千分之四。
15.With the natural population growth rate down to 6.45, China has entered a new period of low and stable birthrate.人口自然增长率降到６．４５‰，进入了稳定低生育水平的时期。
16.“A shrinking 25-44 age group therefore lowers natural growth rates of demand.“因此，25至44岁年龄组的不断缩小，降低了需求的自然增长率。”
17.The hitherto-rapid population growth in the poverty-stricken areas has been on the whole put under control, and the population"s natural growth rate has decreased.贫困地区人口过快增长的势头得到初步控制，人口自然增长率有所下降。
18.The excessive growth of population in poor areas has been tentatively brought under control and the natural population growth rate has declined.贫困地区人口过快增长的势头得到初步控制，人口自然增长率有所下降；
相关短句/例句
natural increase rate自然增长率
1.Thennatural increase rate of land desertification in Shenbei mining area,coal mining impact to land desertification and governing countermeasures are discussed.以神北矿区为例,以遥感解译和野外调查为手段,选用煤矿开采初期(1987年)、中期(1992年)及近期(1999年)三期卫星遥感图像,分析了研究区内土地沙漠化三期分布特征及变化趋势,对比了煤炭开采区与煤炭未采区土地沙漠化变化趋势的不同,探讨了矿区内沙漠化面积年自然增长率以及煤炭开采对沙漠化影响程度,认为煤炭开发初期环境破坏加剧,造成土地沙化面积增加,矿井正常生产时期,由于环境治理力度加大,土地沙漠化趋势出现逆转,为矿区土地沙漠化恢复治理提供了依据。
3)load rise ratio负荷自然增长率
4)Natural rate of increase种群自然增长率
1.The results exhibit that the natural rate of increase (r) of E.选用大肠杆菌及小球藻投喂海洋腹毛目纤毛虫扇形游仆虫 ,对其摄食习性、种群自然增长率及其间的能量转化进行了观察和探讨。
5)the natual growth rate of population人口自然增长率
6)crude rate of natural increase粗自然增长率
延伸阅读
人口自然增长一定时期内(通常为一年)出生人数减去死亡人数而引起的增长。死亡人数大于出生人数为负增长。
