The methane conversion was carried out using AC spark discharges and pulsed spark discharges.

结果表明，交流火花放电比脉冲直流火花放电能更有效地转化甲烷。

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AC spark testers create a field of ionized air (a blue-colored glow called corona) around the product.

交流火花测试机使产品周围的空气电离(一种蓝色的电晕)形成电场。

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