must be physically isolated
Internal systems for the protection of important safety, authorities clear demands: "involving state secrets, computer information systems, not directly or indirectly, with the Internet or other public information network connected, must be physically isolated.
基于1个网页-相关网页
must be physically isolated
必须在物理上隔离
以上为机器翻译结果，长、整句建议使用 人工翻译 。