Signal unit error detection and correction - discards detected erroneous message and requests a re-transmission.

信令单元错误检测和校正——废弃检测到的出错消息并请求重新传输。

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The developers often focused on error conditions in their tests, whereas unit tests should test several aspects of software.

开发人员通常将重点放在他们测试中的错误条件上，然而单元测试应该测试软件的几个方面。

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I ran my unit tests and watched a raft of error messages float by.

我开始运行我的单元测试，然后看见一连串错误消息跳将出来。

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John Mezias and Bill Starbuck published several articles in which they showed how people do not even know basic facts about their own companies, such as the sales of their own business unit, error rates, or quality indicators.

FORBES: Most People Don't Know Their Business (so asking them about it is useless)

He agreed that the device did not explode owing to a defect in the timing unit and an error in the mix of paraffin and diesel fuel contained in the cylinders.

BBC: Man jailed for having Crossmaglen PSNI station bomb