查询词典 fertility

Globalisation, it seems, leads to a shift in the direction of "replacement fertility": the rate at which the size of a population eventually stabilises.

看起来，是全球化导致了&更替生育率&——使人口最终稳定下来的生育率——方向的转变。

Globalisation, it seems, leads to a shift in the direction of "replacement fertility": the rate at which the size of a population eventually stabilises.

看来全球化带动了这些国家往&更替生育率&的方向走。

Except in a few extraordinary cases—Hong Kong, Macao, parts of eastern Germany—fertility has not fallen to the very low rate of 1.0. In most rich countries, the rate stabilises at about 1.3 and begins to rally.

除了几个少数极特殊的地区，比如，香港，澳门，东德的部分地区，其替换生育率最低比率并没有下降到1.0以下，在多数的富裕国家里，其生育比率基本稳定在1.3左右，并且开始有止跌回升的迹象。

The fertility rate is the number of children a woman can expect during her lifetime; 2.1 is the replacement level, the point at which the population stabilises.

人口出生率是指女性一生预期生养的儿童数目；2.1是更替水平，人口在这一点上保持稳定。

The study is to improve orchard s soil fertility and fruit quality.

探讨草炭对果园土壤理化性状及桃果实品质的影响。

The antisense TaP5CS transgenic plant had shorter siliques and lower fertility and larger seed than that of the wild type plant.

反义表达的拟南芥植株开花结实率低，果荚变小，种子数少，但种子变大。

But Shamus Husheer and his colleagues at Cambridge Temperature Concepts, a company spun out of Cambridge University, hope to change that. They have created a device that, they believe, will help women who are experiencing fertility problems to conceive.

但是，沙马斯哈希和他在剑桥温度概念公司（简称CTC，它是从剑桥大学分离出来的一家公司）的同僚们，希望能够改变这种状态，他们创造了一种设备，他们相信将有助于那些有怀孕问题的妇女。

Keith and Becki Dilley, parents of the sextuplets tried for years to have a baby, and finally with the help of fertility drugs, they got the biggest blessing they could ever imagine.

基思和贝尔，六胞胎的父母，多年来一直想生个小孩。最后在生育药物的帮助下，他们有了从没想过的收获。

Microbial Organic Fertilizer contains large amount of organic substances and soilavailable microbe. During life activities process of SABs, a great deal of organic acid wasproduced, available form of N, P and K were released continually. These effects could improve soilphysical, chemical properties and soil fertility, take positive role for planting of Alfalfa in salineland and amendment of saline land. So research and application of MOF is important for saline landamendment and usage.

生物有机肥中含有大量的有机质、土壤有益微生物，其所含的有益微生物在其生命活动过程中，能产生大量有机酸，不断释放出土壤中的迟效态氮磷钾，能有效改善土壤的理化性质，提高土壤肥力，这些因素都会对盐碱地种植苜蓿和改良盐碱土起到一定的积极作用，因此研究利用生物有机肥改良、利用盐碱土具有重要的意义。

Yunnan Wenshan County±±pepper plant due to the temperature, light, moisture, soil fertility, soil and other favorable conditions, under the jurisdiction of 14 townships are hot pepper plant.

云南省文山州丘北县因辣椒种植的温度、光照、水分、肥力、土壤等有利条件，所辖14个乡均种植辣椒。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐