One study showed that, on average, the number of children German women want is just 1.75, far below the replacement level.
一项研究表明，德国妇女想要的孩子的数量平均只有1.75，远低于更替水平。
The total fertility rate had been 5.8 in 1950, he notes, and had declined sharply to 2.3 by 1980, just above replacement level.
他解释说，1950年总生育率为5.8，而1980年巨幅下降至2.3，略微高于人口更替水平的底线。
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 odd ones out are America and Britain, which both have lots of women at work and fertility rates close to replacement level (with immigration making up the rest).
美国和英国则是例外，它们都有大量工作妇女，且生育率接近替代水平（不足部分有移民补充）。
Here, countries have escaped the fertility trap and the childbearing rate is around 1.8-not high, but higher than it was, and, in some cases, reaching the magic replacement level.
这里的国家逃离了生育陷阱，生育率大约1.8——不高，但已今非昔比，而且有时候达到了神奇的更替水平。
One study showed that, on average, the number of children German women want is just1.75, far below the replacement level.
一项研究表明，德国妇女想要的孩子的数量平均只有1.75，远低于更替水平。
Results show that the ratio of hardness of matrix to that of interface transition zone decreases with the increase of cement replacement level by blast furnace slag;
试验结果显示：随矿渣取代水泥质量分数的增加，基体与界面过渡区之间压痕硬度的差异减少；
This article discusses the concept of the low fertility and calculates the value of the current replacement-level fertility in China.
本文讨论了低生育水平的内涵，计算了目前中国更替水平的数值。
This article discusses the concept of the low fertility and calculates the value of the current replacement-level fertility in China.
本文讨论了低生育水平的内涵，计算了目前中国更替水平的数值。
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