| 1. | The population sampling survey , conducted by shanghai municipal statistics bureau , reveals a rapid rise in the size of the unmarried population , especially women 上海市统计局开展的一项人口抽样调查显示,上海未婚人口数量正在迅速上升,尤其是未婚女性数量。 |
| 2. | At first , the population sample data are split into subpopulation data sets over the whole test duration by using the posterior belonging probability of each observation to each subpopulation 利用对每个子总体的每次观察的后验概率将整个检验期间的总体样本数据分成子总体数据集。 |
| 3. | The analysis of population samples showed that 37 haplotypes were found from 100 unrelated males for the four y - str loci . the haplotype diversity was 0 . 9628 and standard error was 0 . 00429 加尾引物复合扩增策略还有很大的潜力,为大规模y一str复合扩增的研究提供了一个行之有效的方法。 |
| 4. | Haplotype frequency date of 37 different types were obtained . allele frequency comparisons with other han population samples analyzed for the markers of dys390 and dys391 showed a substantial similarity 对这3个基l天1座构成的单倍型进行观察, 163例共检测到37种单倍型,单倍型多样性为0 . 9485 。 |
| 5. | The article take the national 1 % population sample investigation data in 2005 , the china population statistic yearbook ( 2006 ) and the correlation literature material as the basis , elaborated the scale , the characteristic and the origin of the chinese transient population in 2005 摘要以2005年全国1 %人口抽样调查数据和中国人口统计年鉴( 2006 )及相关文献资料为依据,阐述了2005年中国流动人口的规模、特征及其成因。 |
| 6. | By comparing the calculation methods of chird number parity progression ratios parity progression ratios and based on the data of 1 national population sampling survey of 2000 , this paper calculate the child number parity progressive ratios respectively by the variables of age , urban - rural and region to reveal the levels and distribution of the lifetime fertility of chinese women 摘要通过孩次递进比计算方法的比较选择,本文运用第五次全国人口普查1抽样数据分别计算中国2000年育龄妇女的各年龄别孩次递进比、城乡孩次递进比、区域孩次递进比,揭示中国育龄妇女生育水平的分布状况。 |
| 7. | Based on extensive field observation and population sampling in 71 populations of 20 provinces , this dissertation investigates morphology , ecology , cytology , cytogeography and its sequences of this complex . the results show that a . ageratoides polyploid complex might be originated in northeastern china , from which it migrated along three different routes 本研究基于对我国20个省、市、自治区43个地点71个三脉紫菀复合体居群的野外观察和采集,从形态学、生态学、细胞学、细胞地理学和分子生物学等各方面,对三脉紫菀多倍体复合体进行了综合性研究。 |