replacement rate造句

1、Replacement rate — The level of total fertility that is compatible with a stationary population.
替换率——用来协调静止人口的总出生率级别。

2、they are on target to achieve a replacement rate of between 35% and 55%, depending on the country.
而他们能够得到的目标替换率根据国家不同将介于35%至55%之间。

3、The UK's replacement rate is 1.7 and Italy's is 1.2.
英国的人口替换率是1.7；意大利是1.2。