单词：high efficiency particulate air filter
单词：high efficiency particulate air filter 相关文章
ESL Podcast 1183 Air and Water Pollution Julia: Stop poisoning us! Stop poisoning us! Robert: Why are you picketing in front of this factory? Julia: This factory is polluting our air and water. Theyre responsible for contaminating the environment wit
2016年ESL之日常生活
By Sarah Dickens for sino.uk Crawling the last few hundred metres of its staggering 12,451 kilometre journey, the first ever Block Train' arrived right on schedule to applause from gathered dignitaries and industry officials. Just 17 days earlier, on
2017CRI中国国际广播电台
Hot Air Ballon Ride 坐热气球 The sun was hanging high in the sky and there was just the right amount of wind. It was a perfect day to take a hot air ballon ride. Lucy loved it when her Uncle Tom took her up in his hot air ballon. 太阳高挂在天
英语小达人
From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a
2018年VOA慢速英语(一)月
By Mil Arcega Washington, DC 27 July 2006 watch Green Vehicle report The cost of gas at the pump keeps going up The high price of gasoline is changing the way we drive. And there are more concerns about the environment. Car manufacturers say those f
2006年VOA标准英语（七月）
By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu
VOA标准英语2008年（五月）
Air Balloon是英国流行乐天后Lily Allen的一首歌曲，作为第二首单曲，将收录在2014年的新专辑中。 Air Balloon Somebody remind me where I am Miami or Timbuktu? Did I ever tell you my uncle's monkey ran away from the zoo? Wou
舞曲狂欢
AS IT IS 2013-05-10 Air Pollution Linked to Increased Risk of Heart Disease From VOA Learning English, this is As It Is. Im Caty Weaver. Welcome back! Cardiovascular diseases kill about 17 million people around the world every year. Heart attacks and
2013年VOA慢速英语(五)月
Global Air Pollution Threat Grows A lot of attention is being paid to greenhouse gas emissions that contribute to climate change. But scientists warn that other pollutants may make it harder to breathe in some places in years to come. By the year 205
VOA标准英语2012年(八月)
Air Pollution Linked to Cognitive Decline Several years ago a massive survey of women called the Nurses' Health Study began collecting data on memory, thinking skills and other cognitive measures. Jennifer Weuve of the Rush Institute of Healthy Aging
VOA标准英语2012年(二月)
Somebody told me what I can not be They said the stars are to far and the sky would stop me They said Im dreamin and just tryna wake me But my will is to strong they just tryna break me I say yes I can, yes I will What I imagine, I make it real Yes I
节奏布鲁斯
A: What is the efficiency of this product line？ B: It's about 85%. A：这个生产线的效率是多少？ B：差不多85%。 2.Labor costs 人工成本 A: Why do we have such high labor costs？ B: Our labor workers were from the state owned enterprise. A：我们的人工
天天商务口语
PARIS, June 21 (Xinhua) -- Europe's leading airline Air France-KLM announced on Thursday its plan to lay off 5,122 employees out of 49,301 staff of Air France by 2013, but not in a compulsory way. With the aim to cut the group's 2-billion-euro net de
英语新闻
Joining us now is reporter Tang Bo to tell us more about the measures the Chinese government has taken to cope with the air pollution. Tang: Poor air quality in Beijing and the Beijing cough has repeatedly embarrassed the country in the international
CCTV9英语新闻2013年11月
BEIJING, June 7 (Xinhua) -- Disputes regarding the quality of Beijing's air have sparked criticism against the Chinese government for allegedly dismissing its responsibility to provide a better environment. The U.S. embassy in China releases hourly a
英语新闻
UNITED NATIONS, May 12 (Xinhua) -- More than 80 percent of people living in urban areas that monitor air pollution are exposed to air quality levels that exceed the limits set by the World Health Organization (WHO), a UN spokesman said here Thursday.
英语新闻
China's first permanent magnetic monorail train has successfully completed a test run in the city of Qingdao, in Shandong Province. The high-tech urban transportation system features strong climbing capacity, a small turning radius, energy efficiency
cctv9英语新闻2016年
By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr
VOA常速英语2007年（十一月）
Beijing government has vowed that by 2020 the city's annual average density of fine particulate matter (PM2.5) will have decreased by 30% from that of 2015. 北京市政府日前承诺，到2020年，该市细颗粒物(PM2.5)的年均浓度将比2015年
英语新闻
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
英语新闻