热切换：当数字信号被切换时，任何时间长度的电源中断都会使其改变状态。采用热切换可防止数字状态变化。
Hot switching: When digital signals are being switched, they may change state with any length of power interruption. Using hot switching prevents digital state changes.
热切换：当数字信号被切换时，任何时间长度的电源中断都会使其改变状态。采用热切换可防止数字状态变化。
Hot switching: When digital signals are being switched, they may change state with any length of power interruption. Using hot switching prevents digital state changes.
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