-
Source: chinanews.com Zhong in the speech Shenzhen Beijing, June 22 Xinhua (reporter Zheng Xiaohong) Chinese Zhong academician of Chinese Academy of Engineering 22, said here, the indoor air pollution ... -
2019-08-05Ion charge molecules or atoms contained in the presence of these ions in nature, simple small ions only 30~300 seconds between the survival time, but they are very active; and small ion density ranges ... -
2019-08-05What are the functions of the air purifier on the market? Since the 80s of the last century, indoor air purifier has experienced a continuous improvement, experienced first, second generations, pure ph... -
A series of problems that have to be said about indoor pollution [indoor stealth pollution is no less than haze] Particle inhalable particulate matter usually refers to particulate matter (or PM10) wit... -
2019-08-03Ions are the charges contained in molecules or atoms. These ions exist in nature. Simply speaking, small ions have a survival time of 30 to 300 seconds, but they are very active; and small ion densitie...
|
|
Add WeChat public account to learn more
|