“natural growth rate”可以造什么句，natural growth rate造句

and Keeping the natural growth rate of population under 8 per thousand.

The net growth of population in 2002 was 8.26 million, representing a natural growth rate of 6.45 per thousand.

Beginning in 1998, the population natural growth rate dropped below 10 per thousand. The projected population nationwide by the end of 2000 was below 1.3 billion.

The birth rate and natural growth rate decreased from 33.43‰ and 25.83‰ in 1970 to 15.23‰ and 8.77‰ in 1999 respectively. The total fertility rate went below the replacement level, making China one of the countries with a low fertility level in the wo

The natural growth rate of population is revving up in rural areas.

Since the introduction of the basic national policy of family planning, China's population birth rate and natural growth rate declined on an annual basis.

As economic development and population control promote each other, these areas have seen a transition, in a relatively short period of time, to the modern population reproduction pattern characterized by a low birth rate, low death rate and low natural growth rate.

The net growth of population in 1998 was 11.84 million and the natural growth rate was 9.53 per thousand, or 0.53 per-thousand-points lower than that of 1997.

In 2000 the natural growth rate of the Qinghai population was?