适当降低火焰中心的位置。

Reduce the position of centre of the flame properly.

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电场可助于降低火焰中烟尘的形成以及污染物的排放。

Electric fields can help reduce soot formation and pollutant emissions from flames.

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仍有许多原因推动这些研究，他说。电场可助于降低火焰中烟尘的形成以及污染物的排放。

Still, there are many reasons to pursue such studies, he said. Electric fields can help reduce soot formation and pollutant emissions from flames.

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