波数差

wave-number difference的用法和样例:

例句

  1. This method is used successfully in direct measurement of the population difference.这个方法被成功运用于直接测量粒子数差。

School 1) volunteers don’t get paid money, but sometimes we receive special gifts. One morning, just before Christmas vacation, I was selling tickets to our grade school’s last evening performance

发表于:2018-11-28 / 阅读(286) / 评论(0) 分类 疯狂英语2002年

Unit 2. Part 4. Talking on the phone. Dialogue 1. W: Mr. Greens office. May I help you? M: Yes. My name is John Smith. And Id like to speak to Mr. Green, please. W: One moment please. Ill put you through. M: Thanks. Dialogue 2. M: Hello? W: Hello. Ca

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柯灵思英语-英语听力高手4

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All races and ethnic groups in the U.S. increased in number last year. However, Asian and Hispanic populations continued to be the fastest-growing, according to the Census Bureaus yearly population count. The agency recently released the new informat

发表于:2018-12-07 / 阅读(126) / 评论(0) 分类 2017年VOA慢速英语(六)月

All races and ethnic groups in the U.S. increased in number last year. However, Asian and Hispanic populations continued to be the fastest-growing, according to the Census Bureaus yearly population count. The agency recently released the new informat

发表于:2018-12-07 / 阅读(146) / 评论(0) 分类 2017年VOA慢速英语(六)月

Oh,boy. They say often that if you get once, it might happen again. -Theydo say that. But I think that's just about people like me who keepgoing up on these mountains in such weather and don't know that youshouldn't do such thing. -Thenyou supposed t

发表于:2018-12-11 / 阅读(112) / 评论(0) 分类 访谈录2011年

爵士:Jamie Cullum - What A Difference A Daynbs 介绍 : ﹡英国查尔斯王子力荐,艾尔顿强赞誉为2004年主流乐界拥有不可思议般才华的表演者﹡英国销售大破百万张,蝉联流行榜52周排行,音乐史上销售

发表于:2018-12-13 / 阅读(156) / 评论(0) 分类 英文爵士乐

你能帮我修一下电脑吗? Can you help me repair the computer? 已修了. It crashed. 我如何把文件打印出来? How do I print out a file? 我要上网 I want to log on the internet. 你能帮我下载一些音乐吗? Could you download s

发表于:2018-12-25 / 阅读(122) / 评论(0) 分类 英语口语900句

Excuse me, what are items 1 and 5? 这第1和第5项是什么,能给我解释一下吗? The first item is the cover charge. You know that the main course was 7.8 dollars not 6.8 dollars, so item 5 is the difference. 可以,第1项是附加费。主

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今天我们要学的词是mental disorder. Mental disorder精神疾病。For the first time, the World Health Organization is classifying gaming disorder as a mental disorder. 世界卫生组织首次将游戏成瘾归类为一种精神疾病。At t

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今天我们要学的词是 heat wave. Heat wave 热浪。A recent study warns that the number of people dying during heat waves is likely to rise sharply in some regions by 2080 if policymakers fail to take action in climate and health policies. 最近

发表于:2018-12-30 / 阅读(136) / 评论(0) 分类 英语单词荟萃

All races and ethnic groups in the U.S. increased in number last year. However, Asian and Hispanic populations continued to be the fastest-growing, according to the Census Bureaus yearly population count. The agency recently released the new informat

发表于:2019-01-02 / 阅读(162) / 评论(0) 分类 2017年VOA慢速英语(六)月

And that's the difference between problems that are additive, like CO2, 这个就是可添加性问题,像二氧化碳问题, which we go slowly up and then we tip, and problems that are depletive, in which we lose what we have, which oscillate, 慢

发表于:2019-01-03 / 阅读(168) / 评论(0) 分类 TED演讲科技篇

Kelly Moore and her friends went to the beach. Kelly did not know how to swim. All her friends were having fun in the water. Come in! they kept shouting. Stop being a chicken! she heard them say. Kelly hated being teased. She finally decided to jump

发表于:2019-01-24 / 阅读(181) / 评论(0) 分类 英语第4级听力-English Level 4

8The Lord said to Moses, 2Speak to Aaron and say to him, 'When you set up the seven lamps, they are to light the area in front of the lampstand.' 3Aaron did so; he set up the lamps so that they faced forward on the lampstand, just as the Lord command

发表于:2019-01-26 / 阅读(159) / 评论(0) 分类 民数记

I received a flyer in the mail the other day. It rang a bell; I had seen something like it in previous years. It was the annual Make a Difference Day information sheet. From the title, you can tell that it is about getting involved in the community a

发表于:2019-01-28 / 阅读(192) / 评论(0) 分类 英语博客 A cup of English

Jamie Cullum - What A Difference A Day Made What a difference a day made, twenty four little hours Brought the sun and the flowers where there use to be rain My yesterday was blue dear Today I'm a part of you dear My lonely nights are through dear Si

发表于:2019-02-02 / 阅读(140) / 评论(0) 分类 好听的英文歌曲

1 there is an upward in the number of ...的数字有一个上升趋势... 2 a considerable increase/decrease occurred from...to... 在...到...有一个急剧上升 3 from...to...the rate of decrease slows down. 从...到...下降速率逐渐减慢.

发表于:2019-02-05 / 阅读(152) / 评论(0) 分类 雅思英语

And the direction the crystals are pointing makes a difference to the speed seismic waves travel through the rock: a wave traveling parallel to the crystalsin other words, along the length of the toothpickmoves faster than a wave traveling in the oth

发表于:2019-02-15 / 阅读(129) / 评论(0) 分类 英语时差8,16

26.the number sharplywent up to... 数字急剧上升至... 27.the percentage of...stayed the same between...and... ...至...期间...的比率维持不变。 28.the figures peakedat...in(month/year) ...的数目在...月(年)达到顶点,为..

发表于:2019-03-02 / 阅读(192) / 评论(0) 分类 雅思英语
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