单词：high efficiency particle air filter
单词：high efficiency particle air filter 相关文章
Beijing will launch a pilot program to equip schools and kindergartens with air filtration devices. Smog has been a significant issue in the Chinese capital this winter. I was coughing just now, I always wear mask, from school to home. The air is cho
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
Somebody remind me where I am Miami or Timbuktu? Did I ever tell you my uncle's monkey ran away from the zoo? Would you tell me what this all means? What happens if I go through that door? Cause I'm looking up at the ceiling, but it's turning into th
夏日清新英文歌曲
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 George Dwyer Washington, DC 22 March 2006 watch Fair Trade Coffee report Coffee plant Small farmers make up three-fifths of the world's 25 million coffee producers, but typically they receive the s
2006年VOA标准英语（三月）
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
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
It had been another hot spring day. By ten oclock in the evening, it had only cooled down to 87 degrees, according to Larry's thermometer in the living room. He rarely looked at his thermometer because he usually didn't care what the exact temperatur
365个英语简短小故事
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
英国呛辣小燕子 Lily Allen 最新单曲《Air Balloon》正式MV！29岁的 Lily 雀跃在天地之间，以斑马猎豹为宠物，文明社会中的一切习惯皆化为云烟，她就是最活泼的人间精灵MV的风格真是有特色啊，场
流行英文歌曲
Lily Allen 新单《Air Balloon》官方歌词版！轻松愉悦的小调加上可爱的歌词版图案，让画面感十分丰富，五彩缤纷的彩绘涂鸦更是让人眼前一亮，心情也像是涂满了炫彩颜色，跳跃的音符也在耳边
流行英文歌曲
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
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）
China's proposed supercollider will be twice the size of the Large Hadron Collider or CERN in Switzerland that helped discover the Higgs Boson or the God Particle in 2012. It will also serve as a symbol of the country's rise as a global superpower by
英语新闻
GENEVA, Sept. 26 (Xinhua) -- Two million people worldwide are estimated to die from air pollution each year, the Geneva based World Health Organization (WHO) said in its air quality report published on Monday. According to data collected by the WHO f
英语新闻
Every night seems dinner and wine Saturday girls I was never in love, never had the time In my hustle and hurry world Laughing myself to sleep, waking up lonely I needed someone to hold me, oh It's such a crazy home town It can drag you down Till you
好听的英文歌曲
29岁的 Lily 雀跃在天地之间，以斑马猎豹为宠物，文明社会中的一切习惯皆化为云烟，她就是最活泼的人间精灵 歌词： Somebody remind me where I am Miami or Timbuktu? Did I ever tell you my uncle's monkey ran aw
英文最新流行歌曲