背景人口作为社会活动的主体,不仅是制约国家经济发展的关键因素,而且也是制约国防建设的关键因素。人口状况,包括人口的数量、素质、结构等自然状况和人口的教育、分布及流动迁移等社会状况,都直接或间接地决定着国防人力资源的供给状况,决定着国防劳动者的素质高低,从而直接 Background Population, as the main body of social activities, is not only the key factor restricting the economic development of the country, but also the key factor restricting the construction of national defense. The social conditions of the population, including the population, quality, structure and other natural conditions as well as the education, distribution and migration of the population all directly or indirectly determine the supply of national defense human resources and determine the quality of national defense workers. Thus direct