This procedure prevents unknown individuals from re-initializing the device and removing all of the stored objects (for example, keys and certificates).

这个过程防止了未知个人再度初始化设备并除去所有已存储的对象(例如，密钥和证书)。

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Dr Wolfe thinks he will soon have a device that will identify an unknown bug by using advanced genetic analysis.

Wolfe博士预估，不久后他就可以完成一种装置，利用先进的基因分析侦测出未知的疾病。

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When an unknown signal is connected to a measuring device, such as a voltmeter or ammeter, the measurement accuracy is almost entirely determined by the measuring device.

当一个未知的信号被连接到测量装置时，例如伏特计或安培表，测量准确度则几乎完全由测量装置决定。

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