A surge protector or simple capacitor or varistor can protect against most overvoltage conditions, while a lightning arrestor protects against severe spikes.
电涌保护器或简单的电容或压敏电阻可以防止大多数过压情况的出现，而避雷器则保护严重尖峰的尖峰电流。
A surge protector or simple capacitor or varistor can protect against most overvoltage conditions, while a lightning arrestor protects against severe spikes.
电涌保护器或简单的电容或压敏电阻可以防止大多数过压情况的出现，而避雷器则保护严重尖峰的尖峰电流。
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