单词：dust emission
dust emission的用法和样例：
例句
- Dust removal efficiency to meet national emission standards.除尘效果完全达到国家粉尘排放标准。
单词：dust emission 相关文章
From VOA Learning English, this is the Health Lifestyle report. From Asia to Europe to North America, poor air quality is making people sick and, in some cases, killing them at an early age. Air pollution causes six million premature deaths every yea
2017年VOA慢速英语(四)月
I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea all we do crumbles to the ground though we refuse
珍藏经典老歌
经典歌曲-风中尘埃dust in the wind - kansas I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea
经典英文歌曲
空灵的声音，听之仿佛见到月光女神；生灵的氛围，闭眼感到重返伊甸园，莎拉布莱曼就给你这样的感觉，这样的体验！ Artist: Sarah Brightman Song: Dust In The Wind I close my eyes, Only for a moment, And the moment's gone All my dreams, pass before my eyes a
音乐咖啡厅
By Nancy-Amelia Collins Bali, Indonesia 13 December 2007 The head of the United Nations Climate Change Conference is warning that a deadlock between the United States and the European Union over greenhouse gas emission targets may derail the conferen
VOA常速英语2007年（十二月）
This week large parts of England and Wales have fallen under the spell of a hazy sky. The Department of Environment, Food, and Rural Affairs (DEFRA) said pollution in the southeast of England, including London, reached nine on a scale of 10. Jill Mea
英语新闻