- distress urgency and safety communications
- 遇险 meet with a mishap; be in da ...
- 紧急 urgent; pressing; critical; ...
- 安全 safe; secure; safety; securi ...
- 通信 communication; communicate b ...
- 非遇险安全通信 non-distress safety communication
- 紧急安全阀 pop safety valve
- 紧急安全高度 emergency safe altitude
- 安全通信 safety communication; safety traffic; secure communications
- 安全通信功能 security communication function
- 安全通信设备 safety communications equipment
- 安全通信业务 secure traffic
- 海上安全通信 maritime safety communication
- 航行安全通信 navigation safety communications
- 进行安全通信 ssh
- 安全通信处理器 secure communication processor
- 改进的安全通信 improved safety communication
- 危急安全阀 safety governor
- 应急安全阀 posafety valve
- 公共安全通信官员协会 apco1=1associated1public-safety communications officers
- 紧急安置配额 emergency quota
- 应急安全开关 emergency safety switch
- 应急安全评价 emergency safety evaluation
- 国家安全通信与信息系统安全委员会 nstissc national security telecommunications and information systems security committee
- 安全通报 safety message
- 安全通道 emergency access; escape corridor; exit passageway; exit/exit; safety passage
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