The changes produced in the simulations mirrored the changes to stratospheric chemistry that were observed after the fires.

模拟产生的变化反映了火灾后平流层化学变化所观察到的变化。

The effect that spraying aerosols might have on stratospheric chemistry is also unclear.

喷射气溶胶可能对平流层化学产生的影响也尚不清楚。