Simultaneously, a loop circuit is formed by a lead line being connected with an outer connecting power and a warning unit and the warning is achieved.

同时，通过导线接通外接电源，报警器，形成一个回路，实现报警。

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Rather than deleting the root user unit, another option is to mark the root user account unit as publicly editable, which would change the error to a warning.

除了删除根用户单元，另外一个选项就是将根用户账户单元标记为公共可编辑状态，这将会将错误转化为警告。

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If the MySQLVersion attribute has no value, a warning message appears on the unit as shown in Figure 8.

如果MySQLVersion属性拥有一个值，如图8所示的单元上会出现一个出错警告信息。

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The warning page used logos from both the Metropolitan Police and the Police Central Crime e-Crime Unit (PCEU) to make it look more like an official warning notice.

BBC: Trio arrested in Staffordshire over 'ransomware' scam

Inspectors issued the warning following an unannounced inspection of three wards at the Fromeside Unit of Blackberry Hill Hospital, in December.

BBC: Bristol

The sweet deal led to other customers' demanding--and ultimately receiving--similar prices, slashing the health imaging unit's margin and causing Kodak to issue an earnings warning for the third quarter last year.

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