|
http://www.lztv.tv/folder36/folder37/folder40/folder97/2017-11-14/17647.html
http://www.cutv.com/v2/2017-11-15/G16ghggiohlhgmnliogeps.shtml
http://www.chinanews.com/tp/hd2011/2017/11-15/783316.shtml
兰州主城区试点高空喷洒抑尘(1/3)
季刚 摄
喷洒的水源为居民生活用水,洁净安全。杜萍 摄
喷洒可以将漂浮在高空的粉尘颗粒吸附、沉降,达到消除污染物的效果。季刚 摄
Archiver|手机版|科学网 ( 京ICP备07017567号-12 )
GMT+8, 2024-4-18 20:34
Powered by ScienceNet.cn
Copyright © 2007- 中国科学报社