It's arguably the biggest social project since analogue television was retired some 12 years ago: the UK's telephone network is also going digital. The telecoms industry has even set a deadline that's ...

功能安全中的有些概念比较绕，比如故障(fault)，错误(error)，失效(failure)，今天就这三个概念进行下探讨。 功能安全中定义的故障是指可引起要素或相关项失效的异常情况。 故障可以分为永久故障和非永久故障，其分类如下图所示。 永久性故障是指发生并持续 ...

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