When the prevailing wind direction is west wind, ozone has seasonal variation tendency at this moment, it is also roughly the same with H2O2 and Carbonyl.

• 当盛行风向为西风系时，此时臭氧浓度以夏季观测浓度较高，秋、冬季较低，春季则又呈现上升趋势，与本研究所量测H2O2与醛酮浓度变化亦大致相同。