应用社会经济统计学原理，研究了安全经济统计的对象和方法。
By means of social economy statistics theory, objects and methods of safety economy statistics are studied.
到目前为止阿拉伯面临的最大困难——同时也是为证明日渐逼近的巨变而提交的社会经济问题目录中的最主要项目——就是人口统计学的问题。
By far the biggest difficulty facing the arabs-and the main item in the catalogue of socio-economic woes submitted as evidence of looming upheaval-is demography.
到目前为止阿拉伯面临的最大困难——同时也是为证明日渐逼近的巨变而提交的社会经济问题目录中的最主要项目——就是人口统计学的问题。
By far the biggest difficulty facing the arabs-and the main item in the catalogue of socio-economic woes submitted as evidence of looming upheaval-is demography.
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