SF6 gas has been widely used in the power equipments as an excellent electric insulating and arc-quenching medium.
SF 6气体作为优异的绝缘介质和灭弧介质，被广泛地应用于各种电力设备中。
SF6 gas has been widely used in the power equipments as an excellent electric insulating and arc-quenching medium.
SF 6气体作为优异的绝缘介质和灭弧介质，被广泛地应用于各种电力设备中。
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