A high security seal must be affixed to all loaded containers bound for the U. s. all seals must meet or exceed the current PAS ISO 17712 standards for high security seals.

高防伪标签必须贴在美国的约束所有的密封必须达到或超过当前的考绩标准17712的高安全标准，所有已加载的密封容器。

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Selling Saab is a key element of GM's revitalization strategy, but the U. S. auto maker has struggled to seal a deal.

出售萨博是通用汽车重组战略的关键要素，但这家美国公司一直难于达成一项协议。

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Those sets of equipments have some excellent designs, such as: U type continuous reaction tank and water-seal tank etc. , which increase efficiency and quality.

与其它双氧水连续式漂白机相比发现，其在结构设计上具有某些独特优势，如：U型连续亚漂反应塔、水封槽的设计，能提高生产效率和产品质量。

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Green Seal operates in the U.S.market. Other countries have their own green certification programs - some run by the government and others by independent organizations.

VOA: standard.2009.03.30

It was founded by a world-renowned cryptographer and a former U.S. Navy SEAL sniper and communications security expert.

FORBES: The General, The Biographer, And Unencrypted Email