第十一课 Lesson Eleven 1.噪声的危害与防治 Harm and prevention of noise 2.让我们搜集资料，了解噪声的危害与防治。 Let's collect data to understand the harm and prevention of noise. 3.这些声音太烦人了！ These sounds are so annoying! 4.噪声对人造成危害。噪声与污水、废气、垃圾被称为污染环境的四大公害。 Noise is harmful to people. Noise, sewage, waste gas and garbage are known as the four major environmental hazards. 5.噪声的来源。 Sources of noise 6.噪声有哪些危害呢？ What are the hazards of noise? 7.我认为噪声使人烦躁…… I think noise is irritating…… 8.噪声妨碍人们休息…… Noise interferes with people's rest…… 9.噪声会…… Noise will…… 10.人们是怎样控制、消除噪声污染的呢？ How do people control and eliminate noise pollution? 11.人们为了消除噪声污染，采取了许多措施！ People have taken many measures to eliminate noise pollution! 12.改进设备和工艺流程，尽可能采用无噪声（或低噪声）设备和工艺以消除声源；将一些不可避免的噪声源与生活区隔开，比如飞机场均建在市郊；在工程建设中，广泛地采用吸音与隔音设备来降低噪声；植树造林也是降低城市和工矿企业噪声的方法。 Improve the equipment and process flow, try to use non noise (or low noise) equipment and process to eliminate the noise source; Some inevitable noise sources will be separated from living areas, such as airports are built in the suburbs; In engineering construction, sound absorption and sound insulation equipment are widely used to reduce noise; Afforestation is also a way to reduce noise in cities and industrial and mining enterprises. 13.从我做起，消除噪声。 Start with me and eliminate the noise. 14.轻声关门…… Close the door quietly…… 15.There is no noise in the reading room…… 楼道里放轻脚步…… Light steps in the corridor…… 16.还有…… And…… 17.研究一下哪些材料可以降低或消除噪声。 Study which materials can reduce or eliminate noise. |
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