inner perimeter

基本解释

The command and control of the ARFF segment was not established as an "inner" perimeter.
飞机救援消防的指挥控制部分没有建立一个“中心”范围。
It was outside Birkenau's barbed-wire inner perimeter, but inside an external perimeter the guards kept erected during the day.
该藏身点位于比克瑙满布刺网的内部周边阵地之外，但外部周边阵地上的守卫整个白天都保持岿然看守。
Conventional network firewall is belong to Perimeter firewall, depends on network's physical topology to implement its security policy, and assumes that the protected inner network must be reliable.
传统网络防火墙属于边界型防火墙，依赖于网络的物理拓扑结构来实施它的安全策略，并且假定被防火墙隔离的内部网是安全的。

Topped with rolls of barbed wire, it doubles up in places to form both an inner and an outer perimeter, with a strip of concrete in between for guards to patrol along.
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Inside the secured perimeter were several inner circles of fencing as well as barriers on both sides of roads where in most cases Chinese militia were standing every ten paces.
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The weight of the building is supported entirely by 12 stout outer columns, which form the square perimeter of the building, plus four inner columns at the corners of a smaller, inner square.
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