8点140, http://www.nea.gov.sg/psi/

回答: 估计今天的空气污染指数有120 了吧。xiaohu2013-06-17 05:08:52































































Time 12AM 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10AM 11AM
3-hr PSI - - - - - - - 56 56 55 57 64
Time 12PM 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10PM 11PM
3-hr PSI 80 95 100 105 111 110 111 117 140 - - -
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