(**?)
濃度
5247
1
Concentration
Microgram per Cubic Meter
12
一九九二年二月份空氣質素報告
THURSDAY, MARCH 12, 1992
Hong Kong Air Quality Report for February 1992
250
Mong Kok t
濃度
(*** / **)
Concentration
Microgram per Cubic Meter
7/31
200
150
100
50
100
80
60
E
40
220
200
( h i l / 1 * *)
Concentration Microgram per Cubic Meter
509
50
100
150
Key
總悬浮粒子
Total Suspended Particulata
Respirable Suspended Patio AX1 **
Sulphur Dialdia
氧化硫
Nitrogen Dioxide
3
5
7
11
13
15
17
19
21
25 27
February 1992
氧化愈
Central / Western
Key
Total Suspended Particules #15 #3-
Respirable Suspended Particulat
Sulphur Dioxide
Nitrogen Dicada
二氧化硫
二氧化氮
7
9
11
13 15
17
19
21
23
25 27
3
February 1992
8
Kwai Chung 葵涌
Key
Total Suspended Perticulate 13 * 3-
何吸入懸浮粒子
Respirable Suspended
Sulphur Dioxide
Nitrogen Diocle
二氧化硫
二氧化氮
3
5
7
11
13
15
17
19
23
27-
29
February 1992
/13