[网络] 减少噪音；减少杂色；降低噪音

TED演讲：拥有大脑的真正原因(4)

So for example, if you put your hand under a table and try to localize it with your other hand, you can be off by several centimeters due to the noise in sensory feedback. 比如说，如果把一只手放在桌子底下，然后在桌子上面用另一

发表于:2018-12-02 / 阅读(52) / 评论(0)

TED演讲教育篇

新概念英语85年上外美音版第四册第31课

Lesson 31 Non-auditory Effects of Noise 噪音的非听觉效应 Many people in industry and the Services, who have practical experience of noise, regard any investigation of this question as a waste of time; they are not prepared even to admit the p

发表于:2018-12-24 / 阅读(19) / 评论(0)

新概念英语85年上外美音版

SSS 2012-05-15

Have you ever wanted to turn down the volume at a deafening concert or noisy bar? Envy the whale: a new study finds that toothed whales can reduce their own auditory sensitivity when they expect a loud sound. The work is presented at this weeks Acous

发表于:2019-01-08 / 阅读(40) / 评论(0)

Scientific American(五)月

北师大版高中英语模块7--Unit 22 workshop3

[00:00.98]Exercise 4 Listen to the scond part of [00:04.22]the radio programme.Take notes on the following [00:08.05]So,it's very important to control noise [00:10.78]pollution, isn't it? [00:11.81]That's right.As I said, [00:13.38]noise pollution is

发表于:2019-01-10 / 阅读(162) / 评论(0)

北师大版高中英语模块8(选修)

英语听力—环球英语 1189 Too Much Noise

Voice 1 Welcome to Spotlight. I'm Liz Waid Voice 2 And I'm Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Listen for a moment to the sounds ar

发表于:2019-02-14 / 阅读(23) / 评论(0)

环球英语 Spotlight

China strives to reduce air pollutants

BEIJING, Feb. 5 (Xinhua) -- China will make more efforts to reduce PM 2.5 pollutants, as well as other pollutants, a government official said Tuesday. A national obligatory target will be set to limit PM 2.5 emission, which is a fine particulate matt

发表于:2019-02-18 / 阅读(53) / 评论(0)

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