The network testing system is an important part of the platform of network education.

网络测试系统足网络教育平台的重要组成部分。

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Network is an important part of virtual testing system environment.

网络是虚拟试验系统环境的重要组成部分。

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Network is an important part of virtual testing system environment.

网络是虚拟试验系统环境的重要组成部分。

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