There are two methods to determine where you should advertise . there is the traditional demographic matching method and there is the more recent direct matching method 要确定你应该在哪里投放广告，有两种方法：一种是传统的“人口统计学匹配法” ，一种是更加新式的“直接匹配法” 。
The future researches should set tsp an effective mechanism of peer relations to mental health , and construct a theoretic model and predictive model which involving demography variables 未来的研究应围绕同伴关系对心理健康的影响问题，建立起涵盖人口统计学变量的理论模型和预测模型。
Other diagnoses , other medications , and demographic , visit , geographic , and were compared with the prescription of anticoagulation in predefined age and risk groups 在事先定义的年龄和危险因素组，对房颤外其他诊断、其他治疗、人口统计学、地理因素、资料提供者细节和抗凝治疗进行比较。
Demographers have noticed an unusual upsurge in marriages between pensioners and much younger partners in the countryside , probably provoked by this benefit 人口统计学家已经注意到养老金受益者和边远地区的年龄小他们很多的人结婚越来越普遍，这种不正常的现象也许就和这种福利制度有关。
The future research . htmes should set tsp an effective mechanism of peer relations to mental health , and construct a theoretic model and predictive model which involving demography variables 未来的研究应围绕同伴关系对心理健康的影响问题，建立起涵盖人口统计学变量的理论模型和预测模型。
These antecedents included procedural fairness , demographic characteristics . at last , we found that employees with different degrees of pos should perform differently in their works 其次，分析了部分因素对员工组织支持感的影响作用，这些影响因素主要包括程序公平和员工的人口统计学特征。
Sociologists and demographers have discovered that couples who have at least one son face significantly less risk of divorce than couples who have only daughters . why is this 社会学家和人口统计学家已经发现那些有至少一个儿子的夫妇们面临的离婚风险要比那些光有女儿的夫妇离婚风险更低。这是什么原因呢？
The pressure of population on available resources is the key to understanding history ; consequently , any historical writing that takes no cognizance of demographic facts is intrinsically flawed 人口对于可利用资源的压力是明了历史的关键，所以，任何的历史写作如果没有认识到人口统计学的事实都是本质错误的。
William frey , a demographer with the university of michigan population studies center believes that the 300 millionth american will be conceived this month somewhere in the suburban south or west 密歇根大学人口研究中心的人口统计学家威廉?弗雷认为第3亿个美国人将出生在南部或西部的城郊,这一新生命将在本月孕育出来
Second , the variable in population statistics can affect job stress : ( 1 ) the stress of teachers in ordinary undergraduate universities is higher than that of key universities and ordinary technical college 第二，人口统计学变量对其工作压力具有一定的影响： ( 1 )一般本科的教师压力大于重点大学和一般专科教师。
