Kelvin died in 1907. That year also saw the death of Dmitri Mendeleyev. Like Kelvin, his productive work was far behind him, but his declining years were notably less serene. As he aged, Mendeleyev became increasingly eccentriche refused to acknowled

发表于:2019-01-29 / 阅读(44) / 评论(0) 分类 万物简史

He had really only one flaw and that was an inability to calculate the correct age of the Earth. The question occupied much of the second half of his career, but he never came anywhere near getting it right. His first effort, in 1862 for an article i

发表于:2019-01-29 / 阅读(42) / 评论(0) 分类 万物简史

Unfortunately for Darwin, and for progress, the question came to the attention of the great Lord Kelvin (who, though indubitably great, was then still just plain William Thomson; he wouldn't be elevated to the peerage until 1892, when he was sixty-ei

发表于:2019-01-29 / 阅读(51) / 评论(0) 分类 万物简史

数学常用短语与从句 Phrases or clauses frequently used in mathematics 常见的涉及运算的短语或句子 1. Differentiate both sides of the equation and we get... Integrate both sides of the equation and we get... 2. Differentiating both sides of the equatio

发表于:2019-02-07 / 阅读(53) / 评论(0) 分类 英文语法词汇

今天我们要学的词是 circulation. Circulation 有发行量的意思。美国皮尤研究中心的报告说,报纸虽然不会马上消失,但是,The declines in daily newspaper circulation are unprecedented. 日报发行量的降低是闻所

发表于:2019-02-19 / 阅读(45) / 评论(0) 分类 英语单词荟萃

新gre阅读之厄尔尼诺。下面为大家搜索整理的新gre阅读之厄尔尼诺,对于新gre 阅读考试,考生除了采取题海战术,其实更应该做的就是总结。今天带来的gre 阅读neirong希望对同学们的gre 考试有

发表于:2019-03-11 / 阅读(189) / 评论(0) 分类 GRE英语