863 下列何者是環保署評估空氣品質之空氣污染指標？
(A) PSI (Pollutant Standards Index)
(B) CIA (Certified Index of Air)
(C) SOP (Standard Operating Procedure )
(D) WPI (Weather Pollution Index)

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統計： A(21), B(2), C(2), D(0), E(0) #1295595