... 人口规则 population regulation 人口过剩 excess of population 人口过剩压力 population pressure ...
基于16个网页-相关网页
Agriculture provided a more dependable source of food, causing populations to increase; eventually excess population migrated to new lands.
农业提供了更加可依赖的粮食来源,使人口增长;最终过多的人口迁移到新的土地。
Excess mortality, defined as a greater death rate than normal, was around 4 in 1,000, or 0.4% of the population.
该超额死亡率,是大约1000人中有4人,或占总人口的0.4%(超额死亡率是指死亡人数超过正常节率)。
Excess mortality, defined as a greater death rate than normal, was around 4 in 1, 000, or 0.4% of the population.
该超额死亡率,是大约1000人中有4人,或占总人口的0.4%(超额死亡率是指死亡人数超过正常节率)。
应用推荐