实验结果表明，在多层网络拓扑下，MBBS减少了全局时钟同步所需的信息数目，提高了网络时钟同步的精度。
It is demonstrated by simulation results that MBBS reduces the messages needed for global synchronization and reaches higher clock synchronization accuracy in multilayer topology.
实验结果表明，在多层网络拓扑下，MBBS减少了全局时钟同步所需的信息数目，提高了网络时钟同步的精度。
It is demonstrated by simulation results that MBBS reduces the messages needed for global synchronization and reaches higher clock synchronization accuracy in multilayer topology.
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