单词：density of dry air
单词：density of dry air 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
我们再来给大家介绍两个以dry这个字为主的习惯用语。第一个是：High and dry. High就是高，dry 就是干。要是一个人处于high and dry的局面，那他就是面临难以
美国习惯用语
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
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
英语新闻
China has seen more cities meet required air quality standards over the last year, and is now planning even more measures to tackle air pollution and protect blue skies. Li Ganjie, China's Minister of Ecology and Environment, says air quality improve
2018CRI中国国际广播电台
Beijing's municipal authorities will issue new regulations to improve air quality by the end of this year. The smoggy weather has affected a total area of 1.3 million square kilometers in China recently. The new regulations include higher standards f
英闻天下