But cold plasmas can be made using high electrical voltages.

低温等离子体可以通过高电压获得。

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The wafer is a piezoelectric resonator, expanding and contracting in response to electrical voltages at a precise, extremely high frequency.

该晶片是一个压电谐振器，以精准而极高的频率对电压作出反馈，进行放大和收缩。

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The rocket site is providing precise measurements of lightning voltages and allowing engineers to check how electrical equipment bears up.

这个火箭发射场现在能对闪电电压进行精确测量，并可以让工程师们检测电气设备的负载。

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But cold plasmas can be made using high electrical voltages.

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Electrical frequencies and voltages drop as power line currents increase, necessitating automatic or manual interruption of loads (blackouts) to protect grids.

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But sometimes high voltages can cause electrical damage if components are not well-grounded.

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