This is partly because data collection is infrequent in low-income countries and partly because information in surveys and censuses refers to a specific retrospective period.

這部分是在低收入國(guó)家進(jìn)行的資料收集欧美A片视频免费在线看，部分也是由于在調(diào)查和人口普查中獲得的信息九九99re在线视频精品免费，它只是代表過(guò)去的一個(gè)特定時(shí)期。

Through censuses, sample surveys focused on the treatment and prevention and control of key target groups, and gradually establish a scientific system of prevention and control.

通過(guò)普查、集中抽樣調(diào)查A级黄色毛片XXXXX、對(duì)重點(diǎn)人群的治療和防控激情三级片网址，逐步建立科學(xué)的防控體系。

The entire 1880 US and 1881 Canadian censuses are also available from North Atlantic Population Project.

由&北大西洋人口計(jì)劃&亦可查到1880年全年的美國(guó)普查與1881年的加拿大普查資料久久久九九少女。

This paper mainly does research on the application on Mobile GIS for the urban municipal equipments data collection, economical general survey, censuses and so on.

本論文重點(diǎn)針對(duì)Mobile GIS的城市設(shè)施人人干,人人拍,人人吊,人人操、人口、經(jīng)濟(jì)普查等方面的應(yīng)用進(jìn)行探討A片ⅩXXXX。

UNFPA also helps countries compile reliable demographic data and carry out censuses .

人口基金還幫助各國(guó)匯編可靠的人口數(shù)據(jù)及開(kāi)展人口普查亚洲欧美中文精品。

According to the US Census Bureau, the area grew 25.2 % between the 1990 and 2000 censuses, while the nation's population increased 13.2 % over the same period.

根據(jù)美國(guó)人口調(diào)查局，在1990 年和2000 間人口調(diào)查三级黄美女安全色网站，大休士頓區(qū)成長(zhǎng)了 25.2%(全美人口成長(zhǎng)了13.2%)在线免费观看一区。

Cong Li pointed out that the mobilization, the census district is the work of electronic mapping the needs of the various censuses are a basic task is to survey the work of the future direction of development of great significance.

李彥叢動(dòng)員時(shí)指出，普查區(qū)電子地圖繪制工作是各種普查都需要的一項(xiàng)基礎(chǔ)工作毛片一区二区三区免费，是今后普查工作的發(fā)展方向免费看很黄A片在线观看视频，意義重大。

Based on data from censuses,applying survival analysis and numerical fitting method,as well as other statistics and contrast analysis,the paper explores underreporting and overreporting in the 2000 census and adjusts the population size and structure.

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The influence of the mother on the offspring, statistics, is represented by counting, measuring, describing, tabulation, ordering, and the taking of censuses, all of which led to modern descriptive statistics.

母親對(duì)后代的影響欧美精品性爱视频，即對(duì)統(tǒng)計(jì)學(xué)的影響午夜福利理论片中文字幕，通過(guò)計(jì)算国产A片综合，測(cè)量，描述国产99精品免费线观看视频，列表搞黄刺激网站，整理，統(tǒng)計(jì)數(shù)字表現(xiàn)出來(lái)黄片国产免费看，所有這些都是現(xiàn)代描述統(tǒng)計(jì)學(xué)的基礎(chǔ)激情图片久久久。

Housing censuses include : availability of workers housing, housing property status, tenure status and housing situation, content and the number of housing units owned property, distribution and use.

二、住房普查內(nèi)容包括：職工有無(wú)住房国产一区二区三区性交黄片、住房產(chǎn)權(quán)狀況蜜桃无码成人影片在线播放、使用權(quán)狀況及住房狀況等內(nèi)容和各單位擁有產(chǎn)權(quán)住房的數(shù)量、分布及使用情況只有美女的黄色网站。