中国华北地区冬季大气污染物航空测量caj【期刊文献】

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中国华北地区冬季大气污染物航空测量(Ⅰ)——空中气态污染物污染特征研究
$ o0 {- l( f8 D! b" I汤大钢,刘红杰,王　玮,王鸣宇,崔　平,杜　渐
(中国环境科学研究院,北京　100012)
9 d& N: J/ a) @4 e+ |摘要:为掌握致酸大气污染物SO2和NOx的空间浓度分布,并探讨上述污染物扩散、迁移和传输规律,进而研究其在酸性降水形成过程中的
作用,在“八五”期间酸性降水的研究中,针对中国华北地区城市和工业集中以及SO2和NOx等酸性大气污染物排放量大的特点,以石家庄及
! U) Y7 o) Z2 C* W1 z1 @其以东地区为飞行区域,进行了华北地区冬季空中SO2和NOx污染特征的航空测量。通过测定发现在华北地区1·5 km左右的空中存在着
  v5 H9 e- L' e# uSO2和NOx高浓度污染空域,同时SO2存在着高浓度汇集区。
, {5 S& x; v- s. ]( h3 [! `7 n关键词:酸性降水;二氧化硫;氮氧化物;航空测量
( n; e/ H3 Q: {2 K. I& G中图分类号:X511　　　文献标识码:A　　　文章编号:1001-6929(2000)01-0006-04
Aircraft Measurement of Atmospheric Pollutants in Winter in North
ChinaⅠ:Research on Pollution Properties of Gaseous Pollutants
TANG Da-gang, LIU Hong-jie, WANG Wei, WANG Ming-yu, CUI Ping, DU Jian
(Chinese Research Academy of Environmental Sciences,Beijing　100012)
% _9 p. m0 I- D( vAbstract:In order to understand spatial distributions of acidity causing atmospheric pollutants such as SO2,NOxand study the diffu-
; k+ C- P3 R$ ^- z5 K8 K! l2 T# D# Q9 W. tsion and transmission properties of the above pollutants and thus therir contributions to the formation of acidic precipitation,in he re-
8 F6 m# x" r9 N$ W) Ysearch of acidic precipitation during the Eighth Five-Year Plan Period,the aircraft monitoring area in and to the east of Shijiazhuang
8 n  g$ m6 ^* ~* j0 m, A; Ewas selected and aircraft monitoring performed on pollution properties of SO2and NOxin winter in North China with consideration of
the high density of cities and industries in this area.It was found from the monitoring that there are heavily polluted spatial areas
caused by SO2and NOxat the height of about 1.5 km and,at the same time,there are areas concentrated with high SO2in North
# T8 a/ X/ E1 @2 p0 n' n, u1 P! o* fChina.
" W# ~. g4 |# T9 m; iKey words:acidic precipitation; SO2; NOx; aircraft measurement