death rate 是什么意思

the ratio of deaths in an area to the population of that area; expressed per 1000 per year
同义词：deathrate, mortality, mortality rate, fatality rate,

	1.	Both birth and death rates are strikingly different between the two groups of countries . 两类国家的出生率和死亡率显著不同。
	2.	Rural residents of all smoking categories experienced lower death rates than smoking counterparts in urban areas . 所有各类吸烟的乡村居民的死亡率比城市地区同类吸烟者低。
	3.	Greater availability of health care in cities than in rural areas has led to lower death rates in cities . 在城市比起在农村能够获得更多的医疗保健，这就使得城市的死亡率较低。
	4.	Each curve in the figure reveals high lung cancer death rates in successive birth cohorts at the same age . 在图中，每条曲线都表明，在延续血统组中年龄相同时，肺癌死亡率较高。
	5.	The crude death rate for males in 2005 was 7 . 6 二零零五年的男性粗死亡率是7 . 6 。
	6.	The crude death rate for males in 2003 was 8 . 8 二零零三年的男性粗死亡率是8 . 8 。
	7.	The crude death rate for males in 1989 was 3 . 9 一九八九年的男性粗死亡率是3 . 9 。
	8.	The crude death rate for males in 1986 was 3 . 9 一九八六年的男性粗死亡率是3 . 9 。
	9.	The crude death rate for males in 1995 was 5 . 5 一九九五年的男性粗死亡率是5 . 5 。
	10.	The crude death rate for males in 2003 was 3 . 9 二零零三年的男性粗死亡率是3 . 9 。

death rate是什么意思