单词：pollution of heavy metals
单词：pollution of heavy metals 相关文章
W: The air in the city is seriously polluted. M: Yes. I cant even breathe. W: Air pollution endangers our health. M: The government should take steps to solve it. Dialogue 2. W: I cant bear the noise near my house any more. M: Why? Is it that bad? W:
流利美国口语
[00:01.00]Module 2 Developing and Developed Countries [00:09.22]Vocabulary and Listening [00:11.93]Activity 3 Check the meaning of these words [00:16.06]Now listen to the conversation and tick the topics you hear. [02:34.36]Activity 4 Listen again ch
外研社新标准高中英语必修（1-4）
Why do people get headaches in a crowded, stuffy room? Because they are breathing bad air. People who breathe bad air for a long time can get really sick. They may even get lung cancer and die. People
赖世雄初级美国英语
Worsening air quality in Beijing prompted authorities to activate the red alert around 4 pm on Friday, December 16th, 2016, several hours ahead of the original plans. This means vehicle restrictions are now in place. Rong Jun is with the Beijing Muni
2016CRI中国国际广播电台
This Scientific Americans podcast is sponsored by audible.com, the number-one online resource for best-selling audio books and more. And now audible.com is offering Scientific American listeners a free audio book of your choice. For details go to aud
Scientific American(十二)月
第一句： We have been importing and exporting all kinds of metals and minerals for thirty years. 我们经营各种金属和矿石的进出口业务已经有30年了。 A: We have been importing and exporting all kinds of metals and minerals for
天天商务口语
The Beijing Municipal Heavy Air Pollution Emergency Response Program includes a four-tier color alert system. A Red alert, the highest, will be issued for heavy pollution that is expected to last more than 3-days. An air quality index of over 200 wil
英语新闻
Gold, Oil Prices Up as Investors Seek Safe Haven 投资者寻求避险:黄金、石油价格上涨 NEW YORK The up-and-down prices of oil and gold mirror the unsettled world situation, and both reflect the economic squeeze most nations currently face
VOA标准英语2016年(三月)
Chen Guoqi at the Ministry of Environmental Protection is in charge of air quality monitoring in north China. He said the industrial layout of the region is problematic and the adjustment process is slow. So severe problems have emerged in north Chin
2015CRI中国国际广播电台
Finance and Economics；The London Metal Exchange；Metal cashing；Who wants to buy the LME? 财经；伦敦金属交易所；金属兑现；谁会买下LME？ The sight of a pack of adults shouting at each other is rarely edifying. Unless, that is,
经济学人财经系列
> 29 大城市对周围农村农作物生长的影响 DATE=5-29-01 TITLE=AGRICULTURE REPORT - Pollution and Crops BYLINE=Jill Moss （Start at 59
自然探索
Beijing will experience five days of poor air quality partly caused by heating systems being turned on, officials announced on Tuesday. 有关官员在周二表示，由于冬季供暖开始，未来5天北京的空气质量将比较差。 Pollution
英语新闻
BEIJING, Jan. 29 (Xinhua) -- Thirty percent of official cars in Beijing should not be used when there is extremely bad pollution, traffic authorities confirmed Tuesday. The order was implemented on Monday evening to help combat the fourth round of he
英语新闻
BEIJING, Jan. 19 (Xinhua) -- The number of vehicles on Beijing's roads could be cut on days when the city suffers from heavy air pollution, according to a new regulation released for comments on Saturday. According to the Beijing Municipal Air Pollut
英语新闻
Soil pollution has reached alarming levels in China, and will cause enormous economic losses and affect the health of people for generations, experts warned. 有关专家日前警告称，中国的土壤污染已经达到了令人震惊的水平，并将
英语新闻
BEIJING, Dec. 14 (Xinhua) -- Construction is to be suspended and use of official vehicles limited in cases where Beijing air quality plummets to extremely bad, under a new rule on curbing air pollution. The rule, to be enacted on Jan. 1, 2013, catego
英语新闻
LESSON 51 Metals 第五十一课 金属 Metals are seldom found in a pure state. 金属很少以纯物质状态被发现， They are generally found mixed with earth, stones, or other metals, from which they are separated by washing, crushing, or bur
英国语文第二册
According to a report released by the China Geological Survey (CGS), the country's largest geoscience agency, 7.6 million hectares of arable land - roughly the size of Ireland - have been affected by lead and other heavy metals. Nearly one third of t
2015CRI中国国际广播电台
Heavy smog is a big headache for Beijing residents. To find out how air pollution could be reined in, our reporter, Wang Hui, also visited the Beijing Municipal Environmental Protection Bureau. 5.6 million vehicles are running in Beijing. They are th
cctv9英语新闻2016年
Among many things, water pollution prevention and control was strengthened. The percentage of water rated at level 5 grade, which is the lowest grade, decreased 6.8 percent. Also, daily waste water treatment capacities for cities and towns increased
cctv9英语新闻2016年