Defence & Security 防务与安全
national defence security 国家安全
security defence 安全性防范
Defence and Security Equipment International 伦敦国际防务展
defence and security commission 防卫和安全委员会
European security and defence field 欧洲安全与防务场域
inter-state defence and security committee 国家间防务和安全委员会
Common European Security Defence Policy 共同安全与防务政策
Defence And Security 防务和安防
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