The Year of Six Million: Math of Population — was Malthus Right?写在世界人口六十亿日: 人口的数学计算——马尔萨斯是否正确?Will Malthus Continue to Be Wrong?马尔萨斯会一直错下去 吗 ?Malthus believed that population increase would outpace increases in the means...
...Malthus's theories about the ineluctable tendency of populations to exceed resources.马尔萨斯的人口增长会不可避免地超出资源承载限度的理论Will Malthus Continue to Be Wrong?马尔萨斯会一直错下去 吗 ?...Thomas Malthus's essay on population.托马斯·马尔萨斯...
We observed that it had turned cloudy.我们注意到天已经变阴了。...an absurdly cloudy political debate...极为含糊不清的政治辩论Tomorrow, under northerly air current control, whole city weather clearly to cloudy.明天, 在偏北气流的控制下, 全市天气晴到多云.It is not ...
这就是所谓的催化裂化.It is known as catalytic cracking.裂化是使较重的低挥发性的碳氢化合物分裂成较小分子的化学分裂.Cracking involves the chemical breakdown of higher, less volatile hydrocarbons into smaller molecules.FCC(流化催化裂化 ) 是炼厂生产汽油的主要方法之一.The Fluid Catal...
The Volga River and the Ural River discharge into the Caspian Sea.伏尔加河以及乌拉尔河都有流入里海.Potentially huge oil also lie underneath the Caspian Sea.在里海的底部存在了巨大的石油能源.Trufflehunter is one of the key animal roles in Prince Caspian....