In this paper, SDH network element management layer information model object and the network management layer info.

网元管理系统在网络管理系统中占有重要的地位，是和物理设备关系最密切的一类网络管理系统。

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But if you want to look at it from the stack perspective, the bottom layer of Info 2.0 is actually called Mashup Hub.

如果您希望从堆栈的角度查看，Info 2.0的最底层实际上被称为Mashup Hub。

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This is made possible by the fact that Blu-ray uses a 405nm laser to read its 0.1mm deep info layer, while HD DVD uses the same blue laser wavelength at the depth of 0.6mm.

ENGADGET: Three's company: Warner patents all-in-one hybrid disc HD