[化] 费马原理

Fermat principle的用法和样例:

例句

  1. Fermat's principle is not so much a computational device as it is a concise way of thinking about the propagation of light.费马原理更多的是对光的传播的一种简明看法,而不是一种计算工具。
  2. The paper is to prove the refraction on two kinds of medium interfaces of electric displacement line using the boundary condition of the electric field and Fermat Principle.利用电场边界条件和费马原理证明电位移线在两种介质界面上的折射。

It was a dark and 1) stormy night. The officer on the bridge came to the captain and said, “Captain, Captain, there is a light in our sea 2) lane and they won’t move.” “What do you mean they w

发表于:2018-11-28 / 阅读(144) / 评论(0) 分类 疯狂英语2002年

定案理由 reason for decision 定金 deposit 定期减免所得税 regular reduction of income tax 定性 determination on the nature 丢弃 waive 东北人民政府 Northeast People's Government 东乡族自治县 Dongxiang Nationality Autonomous

发表于:2018-11-29 / 阅读(192) / 评论(0) 分类 法律英语

Chinese Mainland and Taiwan Should Uphold One-China Principle: State Council Ma Xiaoguang serves as a spokesperson for the State Council Taiwan Affairs Office. At a news conference on Wednesday, Ma said the One-China Principle has clearly defined the

发表于:2018-12-02 / 阅读(118) / 评论(0) 分类 2015CRI中国国际广播电台

the Daffodil principle Several times my daughter had telephoned to say, Mother, you must come to see the daffodils before they are over. I wanted to go, but it was a two-hour drive from Laguna to Lake Arrowhead I will come next Tuesday, I promised a

发表于:2018-12-07 / 阅读(216) / 评论(0) 分类 每天一点英文

The brothers dont speak to each other. They had a fight. They had a fight a long time ago. The fight was about money. Money can make people happy. Money can make people unhappy. Money can bring people together. Money can tear people apart. It doesnt

发表于:2018-12-18 / 阅读(66) / 评论(0) 分类 超级简单英语阅读

He is a man of principle. 他是个有原则的人。 注意当中的principle和principal的读音一样的,但拼法就不同,意思都不同,principal是指校长。 principal是一个人,后面又是pal结尾,pal表示好朋友,下面的

发表于:2018-12-25 / 阅读(96) / 评论(0) 分类 蒋健棠英语实用句子

Idiom: On the money 表示一个人的回答再正确不过了 Hit the book: Principle Bionic Boxfish Velcro Fastener Hook Loop Prickly

发表于:2018-12-27 / 阅读(101) / 评论(0) 分类 趣味青春英语

Non-discrimination principle 非歧视原则 A: We can infer that the non-discrimination principle is one of the most important principles of WTO agreement. This principle requires equal treatment of domestic and foreign enterprise. Does the principl

发表于:2018-12-28 / 阅读(92) / 评论(0) 分类 外贸英语一点通

Grammar Girl here. Today were going to recall that the principal is indeed your pal, but well also see that a principal can be so much more. In this episode well talk about the various ways to use principlethats p-l-eand principalthats p-a-l. (These

发表于:2019-01-02 / 阅读(106) / 评论(0) 分类 英语语法 Grammar Girl

What's the Matter? Now, the VOA Learning English program, Words and Their Stories. The English language has a number of hard-working words. People use these words in many different ways and in many different expressions. One such example is the word

发表于:2019-01-12 / 阅读(75) / 评论(0) 分类 2014年VOA慢速英语(十一)月

Principles are like prayers. Noble, of course, but awkward at a party. 语音讲解: 1.principle 英音:/'prɪnsɪp(ə)l/美音:/'prɪnsəpl/ 2.prayer 英音:/preə/美音:/prɛr/ 3.noble 英音:/'nəʊb(ə)l/美音:/'nobl/ 4.awkward 英音

发表于:2019-01-17 / 阅读(79) / 评论(0) 分类 跟着Gwen学英语之每日早读

Pareto's Principle - The 80-20 Rule How the 80/20 rule can help you be more effective. In 1906, Italian economist Vilfredo Pareto created a mathematical formula to describe the unequal distribution of

发表于:2019-01-21 / 阅读(121) / 评论(0) 分类 实用英语

Jason: Mike! Mike! Mike! If you're in there, things'll go easier on you, if you come out now! But not much! You know, I stupidly assumed that it would be impossible for you to get in trouble, with your high school principle two years after you gradu

发表于:2019-01-26 / 阅读(166) / 评论(0) 分类 成长的烦恼第五季

Fortunately more sober types were at work elsewhere. In 1808, a dour Quaker named John Dalton became the first person to intimate the nature of an atom (progress that will be discussed more completely a little further on), and in 1811 an Italian with

发表于:2019-01-29 / 阅读(66) / 评论(0) 分类 万物简史

Today, when I read the newspaper, I saw a piece of interesting news, it said that a foreign boy who was in high school, he earned a lot of money by selling snacks in the school, because the school did not allow students to bring snacks for the purpos

发表于:2019-02-01 / 阅读(126) / 评论(0) 分类 英语作文

【经典】Surrender 如果这个世界上有一种冰冷可以折射出有如玛丽莲梦露一般的性感和销魂浊骨,那么它一定属于Nicola Hitchcock。她是著名Trip-Hop团体Mandalay的主唱,嗓音寒冷而脆弱,惹人怜惜的

发表于:2019-02-05 / 阅读(96) / 评论(0) 分类 经典英文歌曲

special interest 特殊利益集团 special interest特殊利益集团,特别是指通过影响政策或立法来谋取私利的团体。 U.S. Treasury Secretary Geithner unveiled new rules to limit special interest influence over the financial res

发表于:2019-02-06 / 阅读(54) / 评论(0) 分类 美国俚语

Non-discrimination principle 非歧视原则 China is now a member of world trade organization. 现在中国成了世界贸易组织的成员。 As a member of WTO, China will have to make some changes in its economic policies so that it can follow t

发表于:2019-02-15 / 阅读(65) / 评论(0) 分类 外贸英语话题王

If Google were to degrade its search results by demoting links to better services, users would just switch to a rival service, such as Bing or DuckDuckGo. 如果谷歌能够通过降低到更好服务的链接来压榨自己的搜索质量,用户将会

发表于:2019-02-16 / 阅读(77) / 评论(0) 分类 经济学人商业系列

1)会计与会计理论 会计 accounting 决策人 Decision Maker 投资人 Investor 股东 Shareholder 债权人 Creditor 财务会计 Financial Accounting 管理 会计 Management Accounting 成本会计 Cost Accounting 私业会计 Private Acco

发表于:2019-02-19 / 阅读(86) / 评论(0) 分类 实用英语
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The end sanctifies the means.
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