便携式空气污染分析仪

SCIENCE IN THE NEWS - Findings About Air Pollution and Heart Disease / Fossils from the 'Missing Years' in Africa / U.S. Bans... By Caty Weaver Broadcast: Tuesday, January 13, 2004 (THEME) VOICE ONE:

发表于:2018-12-07 / 阅读(56) / 评论(0) 分类 科技之光

Thousands of homeless people in the Indian capital are among the hardest hit victims of the citys air pollution, which becomes worse in winter. Living on the streets, homeless individuals cannot escape from pollution, such as dust from building proje

发表于:2018-12-07 / 阅读(43) / 评论(0) 分类 2017年VOA慢速英语(十一)月

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

发表于:2018-12-08 / 阅读(361) / 评论(0) 分类 赖世雄初级美国英语

unit 2 Air [00:16.77]单元二 空气 [00:18.76]Read a poem [00:20.34]读一首诗 [00:21.92]Air [00:23.20]空气 [00:24.48]Air has no smell.Air has no taste. [00:28.11]空气没有嗅觉。空气没有口味。 [00:31.74]But when the wind blows,You

发表于:2018-12-13 / 阅读(144) / 评论(0) 分类 江苏译林版牛津小学英语(3起)三年级上册

SCIENCE IN THE NEWS - Air Pollution Harms Young Lungs / A Legal Settlement Over Teflon By Broadcast: Tuesday, October 05, 2004 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-02 / 阅读(178) / 评论(0) 分类 科技之光

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

发表于:2019-01-03 / 阅读(92) / 评论(0) 分类 2018年VOA慢速英语(一)月

By Cynthia Kirk ENVIRONMENT REPORT -March 22, 2002: Air Pollution/Lung Cancer This is the VOA Special English ENVIRONMENT REPORT. Researchers have completed a major study on the health effects of air

发表于:2019-01-09 / 阅读(61) / 评论(0) 分类 健康与环境

WHO: Millions Die Every Year from Air Pollution From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Today on the program, we look at our natural world. We report on the price of air pollution on human li

发表于:2019-01-12 / 阅读(66) / 评论(0) 分类 2014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

发表于:2019-01-13 / 阅读(76) / 评论(0) 分类 VOA标准英语2012年(八月)

The new round of inspections follow checks that were made earlier this month, in which inspectors found several factories emitting large amounts of pollutants in the city of Xinxiang, during the air pollution alert period. This time, the inspectors f

发表于:2019-01-19 / 阅读(103) / 评论(0) 分类 2015CRI中国国际广播电台

Officials of north China's Jing-Jin-Ji region, involving Beijing, Tianjin, and Hebei Province, have pledged a joint effort to combat air pollution. Yin Hailin, deputy mayor of Tianjin Municipality, stresses the importance of working together. The Jin

发表于:2019-01-19 / 阅读(71) / 评论(0) 分类 2015CRI中国国际广播电台

BEIJING, Jan. 22 (Xinhua) -- Beijing will strengthen its efforts to treat PM2.5 and slash the density of major air pollutants by 2 percent this year, the municipality's acting mayor said Tuesday. The capital will take 180,000 old vehicles off the roa

发表于:2019-02-04 / 阅读(79) / 评论(0) 分类 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

发表于:2019-02-04 / 阅读(70) / 评论(0) 分类 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

发表于:2019-02-08 / 阅读(68) / 评论(0) 分类 英语新闻

A report from the Asian Development Bank this week is showing economic losses from air pollution in China accounts for 1.2 percent of the Gross Domestic Product. For more on this, we spoke earlier with Zhang Qingfeng, Asian Development Bank's Lead Wa

发表于:2019-02-14 / 阅读(65) / 评论(0) 分类 英闻天下

Beijing and other parts of northern China have been battered by smog starting from the beginning of this year. The capital was blanketed by smog for 26 days in January, while eastern China's Jiangsu Province saw 13 days of heavy pollution in February

发表于:2019-02-14 / 阅读(94) / 评论(0) 分类 英闻天下

Smog levels in Beijing have hit the 'Hazardous' mark again just 2 weeks after recording one of the worst cases of air pollution. The PM 2.5 monitoring systems in the Chinese capital showed readings of around 400, which is considered hazardous. That's

发表于:2019-02-21 / 阅读(82) / 评论(0) 分类 英闻天下

PM2.5 is one of the major pollutants of the air pollution in Beijing and it poses the greatest risk to human health. Its concentration reached a record high of 993 on January 12, almost 50 times the World Health Organization's recommended level. PM2.

发表于:2019-02-21 / 阅读(98) / 评论(0) 分类 英闻天下

Municipal authorities here in Beijing are preparing to start a review of the air pollution control rules later this year. A draft of the new rules, thought to be the strictest ever, is being put out for public consumption until this Friday. The rules

发表于:2019-02-21 / 阅读(74) / 评论(0) 分类 英闻天下

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

发表于:2019-02-25 / 阅读(74) / 评论(0) 分类 cctv9英语新闻2016年
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3-bromopropyne
a mole
absorbing gas
aciddeficient
acratia
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ammono base
analog microcircuit
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chiloscyllium indieum punctatura
choline dihydrogen citrate
classic management triangle
club drug
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database identifier
desertion disease
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Hypsiglena
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