Non - secure Internet Protocol Router NETwork?
不安全的因特网协议路由器网络NIPRNET ？
The air excess rate is reduced to less than 0.95 to secure the atmosphere non-oxidizing.
为保证无氧化气氛，空气过剩系数降低到0.95以下。
The air excess rate is reduced to less than 0.95 to secure the atmosphere non-oxidizing.
为保证无氧化气氛，空气过剩系数降低到0.95以下。
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