Here is emergency hammer.

这里是紧急破窗锤。

youdao

Police said a "vehicle emergency hammer" is believed to have been used.

警察说，已经得到证实，曾经有人使用了逃生安全锤。

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Otherwise, such relief ( spitting) can occur when the second check is fouled during emergency backflow or resulting from a water hammer condition.

此外，在紧急回流或出现水锤现象时，如果第二止回阀受到污染，则这种安全阀可能出现释放（喷溅）。

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Doyle penned his missive on June 18 just as senior IMF representatives, including its first female Managing Director, Christine Lagarde, were trying to hammer out a new set of emergency measures with key eurozone heads of government at the Group of 20 summit in Los Cabos, Mexico.

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