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- Men of marriageable age now outnumber women by 18 million in China and the sex ratio is set to become more skewed because rural families prefer boys, state press said today. 国家新闻部今天声称;中国适婚男性超过女性1800万;而且性别比例将会因为农村家庭偏爱男孩而更加失调.
- The data were analyzed by groups with age、sex, with or without IFG. 数据以不同年龄、性别及有无IFG的发生进行分组统计分析。
- These problems include the high sex ratio and the growing population aging. 例如出生人口性别比偏高、人口老龄化等。
- Hatchling sex ratio at this beach possibly depends on the date of egg laying. 雉龟的性别比则可能受到产卵的时间所决定。
- Skewed sex ratios raised the competition. 倾斜的性别比例引发了竞争。
- But she added: "We think the sex ratio at birth is probably peaking now. 但是她补充道:“我们认为新生儿男女比例问题已经达到了顶峰。
- Using the data from the Fifth Population Census,thispaper analyzes quantitatively the sex ratio of the same age,rela-tive sex ratio and sex ratio of match from the population matchperspective. 本文利用五普数据,从人口数量匹配的角度,定量的分析和比较了同龄性别比,相对性别比和婚配性别比。
- They see the decline in the sex ratio during this period as one of the key contributors to modern feminism. 他们视这段期间的男女比例下滑现象,为促进现代女性主义的关键因素之一。
- Objective Routine concentration of antiepileptic in plasma was determined,in order to explore the relation between drug concentration and age,sex. 目的测定癫病人血中抗癫药物的浓度,以便探讨药物浓度与年龄、性别的关系。
- The factors leading to the misdiagnosis involve age、sex、smoking history、untypical radiological characteristics and th... 误诊主要受病员的年龄、性别、吸烟史、肺结核瘤的不典型影象学特点和经抗痨治疗后肺部包块增大等影响。
- The Poisson's ratio curve is also calculated out based on the curve of minimal horizontal stress which may be obtained by other reliable methods. 同时,利用泊松比与最小水平主应力的相关式,由最小主应力的变化曲线,求出了泊松比的变化曲线。
- Method: Forty-five hemispheric infarction patients were performed 24hour BP monitoring (Spacelabs 90207) and compared with age、 sex、 BP-matched control group of 45 subjects. 方法:应用24小时血压监测仪测定45例老年半球梗塞患者昼夜血压变化,并与年龄、性别、血压情况相似的老年非脑梗塞者进行比较。
- The indexes were age,sex,educational level,weight,with or without sacral canal injection,traction method and traction opportunity,emiction time and emiction method. 从年龄、性别、文化程度、体重、骶管给药与否、牵引方法和时机、排尿时间和方法等方面进行研究。
- And they find that households with sons save more in high male-to-female sex ratio regions. 他们还发现,在男女性别比失衡的地区,有儿子家庭的储蓄率会更高些。
- Figures in brackets refer to the corresponding sex ratios. 括弧內的數字指相應的性別比率。
- The sex ratio (male vs female) are 1.5, 1.5, 1.7 and 2.0 respectively, with a trend of ascend. 男女性比例依次为1.;5、1
- The sex ratio at birth not only shows in different childbearing orders but also in regional distribution. 出生性别比偏高不仅表现在分孩次的差异上,而且还表现出了明显的地区分布特征。
- Campoletis chlorideae Uchida,Helicoverpa armigera (Hubner),Spodoptera litura,mating,sex ratio,oviposit,semiochemicals. 01棉铃虫齿唇姬蜂;生物学;棉铃虫;斜纹夜蛾;交配;性比;产卵;引诱;产卵物质
- There have been populations where the sex ratio has altered, but never to this degree," Hesketh added. 在很多族群中,男女性别比例都存在异常,但是从来没有这么高的。”赫斯基补充道。
- The unbalance sex ratio at birth is ”a tragedy of the commons” from the angle of the publics. 从公众的角度看可以认为中国今天的出生性别比失衡是一场“公共地悲剧”。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries