这种劳动者减少数量超过劳动者增加数量的人口统计要素对于一个国家来说非常难以逆转。
That sort of demographic momentum - with far more people preparing to leave the workforce than are entering it - is extremely difficult for a nation to reverse.
以统计学的研究考察上述互动过程中各个要素之间的关系。
Statistical methods were used to examine the correlations among the various components in the pathways.
教学设计是以优化教学效果为目的，对教学系统中的各个要素进行系统计划的过程。
Instructional design aims at optimizing instructional effects and it is the course of systematical design of each factor in instructional system.
统计技术是现代企业质量体系的重要要素。
Statistical technology is an importance element of modern enterprise quality system.
以往所用的取值方法是沿用背斜圈闭的要素统计方法，不能适用于复杂的断块构造圈闭。
Common trap factor calculation methods are suitable for anticlinal trap, but they are not applicable to complicated fault block traps.
统计技术是现代企业质量体系的重要要素。
Statistical technology is an important element in modern enterprise quality system.
浓度同气象条件关系密切，本文采用一元统计方法对二者进行相关性分析，从而得到对PM_（10）污染影响显著的气象要素，作为后续进行PM_（10）浓度预报的依据。
There is a close correlativity between PM_(10) concentration and meteorological condition, so one-member statistical method had been used to analyst the correlation between them according to season.
统计预报主要依赖于紫外线的实测资料和对相关气象要素的观测。
The Statistics Prediction mainly relies on the monitored data of UV and the observation of relative meteorological factors.
方法：采用最优尺度分析对缺血性中风病的证候要素和舌象进行统计分析。
Methods: The key elements of TCM syndromes and tongue demonstrations in ischemic stroke were made statistical analysis by optimal scaling.
提出了水土保持区划指标体系中各要素主导因素的提取方法，把统计分析和空间叠置分析相结合的区划方法应用到了水土保持区划中；
The extraction methods of the dominant components from every element are presented, and regionalization methods combining statistical analysis and spatial overlay analysis are used.
同时，根据信息金字塔原理和统计学原理设计了一个由五组指标构成的能反映各项环境要素的综合性评价指标体系。
In accordance with information pyramid and statistic principles, an all round evaluation index system made up of five group indexes is set up.
信号理论的要素，校准的信息论，统计和基本规律也是为这个目的提出的。
Elements of signal theory, information theory, statistics and fundamentals of calibration are also presented for this aim.
针对目前在气象和气候要素变化分析中，对相关系数和合成分析使用统计检验存在的若干问题进行评论。
The comment on statistical test of correlation coefficients and others are given. The statistical test is used to apply to some analysis of climate variation of meteorological elements.
统计数据分析还表明，企业软国际竞争力要素及具体指标之间的相关性较大，竞争力的系统性能力比较强。
Data analysis shows that the correlation between soft international competence in business management and detail indices is strong, and the systematic competence is strong, too.
本文提出了一种区别于一般统计方法的要素预报模式，该模式称为天气-动力相似预报模式。
This article provides a new type of prediction method which is distinguished from the normal statistic methods, and named Prediction Method with Synoptic-Dynamic Similarity.
气候变化是气候要素在连续几十年或者更长的时间的长期统计结果的任何系统性变化。
Climate change is the climate factor for several decades or longer period of time the long-term results of any systemic changes.
在统计分析城市热岛强度与气象条件关系的基础上，建立了热岛强度与气象要素的多元回归方程。
According to analysis of relation of heat island intensity and meteorological conditions, the multiple regressive formulas are established.
本文包括波浪场的数值模拟和波浪要素的统计分析两部分。
This paper includes two parts which are numerical simulation of wave field and analysis of wave elements.
在现有洞庭湖区长系列风浪要素实测统计资料尚为缺乏的情况下，确定较为合适的风浪要素计算公式尤为重要。
It is important to establish an appropriate wind wave calculating method because there is short of observed wind wave data in Dongting-lake.
在现有洞庭湖区长系列风浪要素实测统计资料尚为缺乏的情况下，确定较为合适的风浪要素计算公式尤为重要。
It is important to establish an appropriate wind wave calculating method because there is short of observed wind wave data in Dongting-lake.
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