Rakel is based on the international TETRA standard used to secure radio connections within and between critical public safety functions.

Rakel网基于国际TETRA标准，用于保护重要公共和内部之间的无线连接安全。

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"It's up to the international standard for safety and immunogenicity factors," Zhao said Monday at the experts certification meeting.

“这是由国际安全和免疫原性因素标准决定的，”赵凯在周一举行的专家认证会议上说。

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According to the safety modulus of hydraulic hose ruled by international standard, we recommend that the working pressure is one forth of the minimum blast pressures.

按照有关国际标准规定的液压胶管的安全系数，我们推荐的工作压力通常为胶管最低爆破压力值的四分之一。

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But such efforts can fail to uncover some dangers: At least two garment factories at Rana Plaza had passed international labor and safety standard audits under a European trade organization which addressed specific safety concerns at the factories but didn't assess the stability of the building that housed them.

WSJ: Bangladesh Factory Lacked Building Permits, Officials Say