球体或圆形体的表面或外部界 限(2) [compass]∶圆的或曲线的围界以外。
n. perimeter ; circumference
The purpose of the thesis is to analyze and develop an applied perimeter security, in order to meet some civil users’ need.
论文的目的是分析并研制出一种实用的周界报警装置,以满足国内一些用户的需要。
参考来源 - 基于电磁波耦合的周界报警装置的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
一道篱笆标明了那块田地的周界。
智能周界防入侵系统是物联网在安防领域的重要应用。
Intelligent perimeter security system is an important application of Internet of Things in the security field.
同时本系统集成了家庭安防系统、门禁系统、周界防范系统、楼宇可视对讲等诸多子系统。
At the same time, the system is integrated with many subsystems such as Home Safe Defense system, Door Access system, Perimeter Defense system, Building Video Intercommunication system, etc.
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