声测量,声波测距(法)

sound measurement的用法和样例：

例句

Application of pulse sound measurement technique to acoustic measurement of fiber-optic hydrophones in an echoic tank is presented.摘要本文介绍了脉冲声测量技术在非消声水池中光纤水听器测量中的应用。

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奥运28大项比赛

商业服务英语 unit 3_03

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

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商业服务英语

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The English word foot has more than one meaning. In the United States, one meaning is a unit of measurement equal to 12 inches, or .3 meters. We use feet to measure height, length and short distances. Todays question is about when to use the plural o

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SSS 2011-01-24

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? In a laboratory vault outside Paris is a small cylinder of platinumiridium alloy that serves as the standard for all mass measurements worldwide. By an 1889 international

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Scientific American(一)月

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趣味青春英语

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孙子兵法

VOA慢速英语20060330a

EDUCATION REPORT - Students Face New Worry: Wrongly Scored College-Entry TestsBy Nancy Steinbach Broadcast: Thursday, March 30, 2006 I'm Steve Ember with the VOA Special English Education Report. Abou

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2006年慢速英语（三）月

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英语作文

美联社新闻一分钟 2006-10-16

1. Hawaii was hit hard early Sunday morning with a massive earthquake and several aftershocks. Preliminary measurement showed the quake at a magnitude of 6.5. A town on the west coast of the Big Islan

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与美国小学生一起学英文第8册第5期:摄氏度

Celsius 摄氏度 How cold is it outside? 外边多冷？ There are two different temperature scales. 有两种不同的温标可以衡量。 There are celsius and fahrenheit. 它们是摄氏度和华氏度。 Who invented celsius? 谁发明的摄氏度

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Buying Shoes

A man of the state of Zheng wanted to buy a pair of shoes．He measured his feet and put the measurement on a chair．When he set out for the market he forgot to bring it along．It was after he had found the pair he wanted that this occurred to him．

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趣味英语

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英语新闻

Telling Company

In the state of Chu there was a man skilled in physiognomy．His comments were very accurate and his fame spread through the state．King Zhuang sent for him and asked him the secret of his success．Sire，said the man，I am not good at judging cha

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实用英语

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Joining me now from Santa Barbara, California, to talk about Mr. Trump's first 14 weeks on the job is NewsHour Weekend special correspondent, Jeff Greenfield. Jeff, it's good to see you. So here we are, 100 days in. But you've said on this program an

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PBS访谈社会系列

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Todd: Christine you're from Papua New Guinea? Christine: Yes, we're a small island in the South Pacific. Todd: And that is near Australia? Christine: Just above Australia. Todd: Like how far is it from Australia? Christine: To Brisbane it's 3 hours b

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英语趣味课堂

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