英文: Census of Marine Life
中文: 国际海洋生物普查计划英文: During 1990 Census, American Census Bureau organized a sampling survey for concluding experience of census to find out omitted or duplicated reasons belonging to people.
中文: 摘要在1990年人口普查中,美国人口普查局专门专门组织了一次旨在总结普查经验的抽样调查,以查明人口普查遗漏(重复)的原因。英文: Line transect methods in avian census
中文: 样线法在鸟类数量调查中的运用英文: There he conducted a census of prisoners.
中文: 在萨哈林岛,他对犯人进行了调查。英文: This paper analyzes the Birth Sex Ratio Problem of the ethnic population on the basis of the data from the fifth census of China and compare with the data of the third census and the forth census.
中文: 摘要本文以“五普”数据为基础,对比“三普”、“四普”数据,对我国少数民族出生人口性别比问题进行研究。