揮發(fā)性
- 大連市大氣揮發(fā)性有機(jī)物防控現(xiàn)狀和建議
23)1 引言揮發(fā)性有機(jī)物是一種大氣污染物,對人體健康有著極大危害。大氣中的揮發(fā)性有機(jī)物能夠和氮氧化合物以及OH-,NO3-,O3等氧化劑發(fā)生化學(xué)反應(yīng),之后所產(chǎn)生的物質(zhì)屬于危害物質(zhì),而且大氣揮發(fā)性有機(jī)物危害非常大,需要相關(guān)監(jiān)管部門采用科學(xué)化、合理化的控制方法進(jìn)行有效防控。當(dāng)前,雖然大連市在大氣揮發(fā)性有機(jī)物防控方面制定了對應(yīng)性措施,也取得了一定效果,但是大連市大氣揮發(fā)性有機(jī)物的整體控制水平還有待提高。相關(guān)環(huán)境監(jiān)管部門應(yīng)加大防控力度,從而為人們身體健康提供有效
- Water is Found in Moon Rocks
atile (揮發(fā)性的)chemicals. Our work is surprising because it shows that lunar (4)f were more complex than previously thought." said the lead author of the study at the University of Hawai'i.Robinson.The study of water in the Moon is s
中學(xué)科技 2015年3期2015-04-29