Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Zhao Bin Sun"'
Publikováno v:
In Atmospheric Research 15 May 2019 220:81-91
Autor:
Jin, Wu, Chen, Li, Zhi-Qiang, Ma, Zhao-Bin, Sun, Ting-Ting, Han, Yu-Lu, Qiu, Xiao-Hui, Ma, Ying-Ruo, Li, Xiao-Wan, Zhu
Publikováno v:
Huan jing ke xue= Huanjing kexue. 42(10)
Under certain terrain and weather conditions, mountain-valley circulation is one of the main meteorological factors affecting aerosol pollution in plain-mountain area. Based on environmental monitoring data and multi-source meteorological data for th
Publikováno v:
Huan jing ke xue= Huanjing kexue. 41(11)
As a typical secondary pollutant, tropospheric ozone has become the primary pollutant in Beijing in spring and summer, and meteorological factors are one of the main factors affecting the change in concentration. Using atmospheric composition and met
Autor:
Xiao-Mei, Yin, Zi-Ming, Li, Ya-Jun, Xiong, Lin, Qiao, Yu-Lu, Qiu, Zhao-Bin, Sun, Xing-Xia, Kou
Publikováno v:
Huan jing ke xue= Huanjing kexue. 40(3)
During 2014-2017, the number of haze days and air pollution days declined year by year obviously in Beijing. The average mass concentrations of PM
Publikováno v:
Huan jing ke xue= Huanjing kexue. 38(6)
In this paper, the monthly average of NCEP(National Center for Environmental Prediction)reanalysis data (2.5°×2.5°),the sounding data, and conventional observation data in Beijing (54511 station) were used to analyze the atmospheric pollution diff
Publikováno v:
Huan jing ke xue= Huanjing kexue. 37(10)
In order to study the scavenging effect of rime and east wind on the concentrations of PM
Publikováno v:
Key Engineering Materials. :532-535
A three-layer material based on B4C/Al, B4C/TiB2 and B4C composites had been successfully prepared. The microstructures and properties of B4C/Al-B4C/TiB2-B4C composite were investigated in detail. The three-layer porous preform was first prepared by
Publikováno v:
Advanced Materials Research. 645:39-42
The technology of manufacturing wood-plastic composite (WPC) using polyethylene powder (LDPE) and regenerated wood fiber was studied. The effects of board density, the amount of coupling agent, hot pressing time and temperature on product properties
Publikováno v:
Huan jing ke xue= Huanjing kexue. 37(1)
The concentration of PM₂.₅ decreased very rapidly from 18:00 to 23:00 on 17th Mar. 2015 in Beijing area. No cold air bringing strong north wind influenced Beijing. The reason leading to the clean away of PM₂.₅ was discussed. The results showe
Publikováno v:
Huan jing ke xue= Huanjing kexue. 36(3)
There is a kind of serious air pollution case occurring in the situation of northerly flow at the levels above 850 hPa in Beijing area. Meteorological data, NCEP reanalysis data and PM2.5 concentration survey were used to analyze the roles of meteoro