It was concluded that the blasting system was of safety rating.

我们得出了爆破系统安全等级为安全。

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The safety rating of the engineering structure is grade2and its designed service life is50years.

本工程结构安全等级为二级，设计使用年限为50年。

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In terms of safety, for example, it added torso airbags in a new redesign of the Jeep Grand Cherokee, which boosted side crash protection and earned a "good" side rating from the institute.

例如：在安全方面，在重新设计的吉普大切诺基上增加了身体安全气囊，这样增加了侧面撞车保护并且赢得了机构的“优秀”侧面检测。

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The board said Transportation Department officials were in the process of shutting down Sky Express at the time of the crash but had given the company an extra 10 days to appeal an unsatisfactory safety rating.

WSJ: Bus driver to serve 6 years for deadly Va. Crash

But the airline's chances of surviving in some form have been helped by a ruling by America's Federal Aviation Administration on July 30th, which downgraded Mexico's flight-safety rating a notch, owing to a lack of air-traffic controllers.

ECONOMIST: Mexican airlines

We narrowed the list by considering only candidates that received a better than average reliability rating from Consumer Reports, a top safety rating from the Insurance Institute for Highway Safety, a score of at least four out of five stars from J.

FORBES: Magazine Article