It is realized that important means of engineering security and economy can availably control the groundwater of canal reach and ensure stabilization of canal liner structure.
有效控制渠段的地下水位，保证渠道衬砌结构的稳定是实现工程安全和经济的重要手段。
Design of new kind of noise blanking mobile phone jammer, with simple structure, is introduced in this paper, which can be applied to ensure security of meeting.
为此，设计了一种结构简单的可用于小型保密会议的遮盖式噪声调频手机干扰机。
Equal consideration should be given to both a security framework and an economic framework - the main components of the entire regional structure – to ensure their parallel development.
安全架构和经济架构作为整个地区架构的主要组成部分，应统筹考虑，同步推进，相互促进。
Equal consideration should be given to both a security framework and an economic framework - the main components of the entire regional structure - to ensure their parallel development.
安全架构和经济架构作为整个地区架构的主要组成部分，应统筹考虑，同步推进，相互促进。
Equal consideration should be given to both a security framework and an economic framework - the main components of the entire regional structure - to ensure their parallel development.
安全架构和经济架构作为整个地区架构的主要组成部分，应统筹考虑，同步推进，相互促进。
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