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- But she added: "We think the sex ratio at birth is probably peaking now. 但是她補充道：“我們認為新生兒男女比例問(wèn)題已經(jīng)達到了頂峰。
- The sex ratio at birth not only shows in different childbearing orders but also in regional distribution. 出生性別比偏高不僅表現在分孩次的差異上，而且還表現出了明顯的地區分布特征。
- The unbalance sex ratio at birth is ”a tragedy of the commons” from the angle of the publics. 從公眾的角度看可以認為中國今天的出生性別比失衡是一場(chǎng)“公共地悲劇”。
- Terence H. Hull(1990), Recent Trends in Sex Ratio at Birth in China. United Nations, Economic and Social Commission for Asia and the Pacific. 解振明(2004):《出生性別比偏高明年起將出現男子娶妻難》;《北京青年報》;7月13日.
- What happens to the sex ratio at birth if fertility is maintained at a low level depends on the evolution of son preference. 如果生育率維持在低水平上，出生性別比的前景取決于男孩偏好的演化。
- According to the censuses of our country in recent three decades, the sex ratio at birth increased gradually, and in some areas, was in serious imbalance. 我國近年來(lái)人口普查資料表明，出生性別比有逐年升高趨勢，某些地區已呈現明顯失衡狀態(tài)。
- China, as all we know, has been obsessed by High Sex Ratio at Birth (SRB) for years and the attention it attracted is getting much wider as time elapsed, from the academe to almost all the people. 摘要我國出生性別比偏高的問(wèn)題近幾年愈演愈烈，被廣泛關(guān)注的范圍已經(jīng)從學(xué)術(shù)界擴大了整個(gè)社會(huì )。
- Remarkably high sex ratios at birth have been observed recently in Asian populations. 高出生性別比常常發(fā)生在亞洲的人口中。
- Objective To estimate the sex ratios at birth for perinatal child in hospital in Hubei. 目的了解湖北省住院分娩圍產(chǎn)兒的出生性別比。
- In our country, the sex ratio at birth has appeared a series of characters and a new situation of keeping increasing, which has already been a serious social problem needed to be solved imminently. 我國自1980年代以來(lái)，出生性別比呈現出持續升高的態(tài)勢和一系列特征，已成為迫切需要解決的嚴重的社會(huì )性問(wèn)題。
- A Study of Sex Ratio at Birth among Children Born Between 1910 and 1969 高齡老人1910-1969年間出生子女性別比的研究
- China's Sex Ratio at Birth 出生性別比
- Hatchling sex ratio at this beach possibly depends on the date of egg laying. 雉龜的性別比則可能受到產(chǎn)卵的時(shí)間所決定。
- High sex ratio at birth 性別比偏高
- sex ratio at birth 出生性別比
- Imbalance of Sex Ratio at Birth 出生性別比失調
- the Sex Ratio at birth 出生性別比
- the higher sex ratio at birth 出生性別比偏高
- The result shows that the increasing sex ratio at birthin recent China leads to the imbalance between male and femaleinfant,and cause the man in the squeezed stituation in the futuremarriage market. 研究結果表明,中國近年來(lái)出生性別比持續升高使得出生男嬰和女?huà)氲臄盗渴Ш?使未來(lái)的婚姻市場(chǎng)處于男性婚姻擁擠狀態(tài)。
- The baby weighed seven pounds at birth. 那嬰兒出生時(shí)重七磅。
