XN000022-1992-01-17 — Page 14

濃度

(微克/立方米)

Concentration

Microgram per Cubic Meter

濃度

(微克/立方米)

Concentration

Microgram per Cubic Meter

濃度

(*27/20)

Concentration Microgram per Cubic Meter

13

FRIDAY, JANUARY 17, 1992

一九九一年十二月份空氣質素報告

Hong Kong Air Quality Report for December 1991

400

300

200

100

Mong Kok 旺角

Key Total Suspended Particulata

rt

Raapkable Buspendeci Particulate

Sulphur Diable

Htrogen Dodde

總懸浮粒子

-

に乳化

5

December 1991

11

13

15 17 19

21 23 25 27

31

一九九一年十二月

200

150

100

50

1

3

5 7

9

11

13

15

17

10

December 1991

一九九一年十二月

350

300

250

200

150

8 8 8 8 8 8 8

100

7

11

13 15 17 19

3 5

December 1991

・九九一年十二月

Central / Western &

Key

Total Suspended Partiolate

懸浮粒子

Respirable Suspended Partzuake |

&

Sulphur Dlodde

-RAKZE

Nitrogen Dodde

LAK

21 23 25 27

韩

Kwal Chung 葵涌

Key Toor Suspended Particulate

Resprich Sur

Rubhur bladde

Nitrogen Dioxid

懸浮子

可吸入懸

F Licz

・化氣

&

20

01

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