Situation assessment is an important hierarchy of data fusion system.

态势估计是数据融合体系中的一个重要层次。

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LOM defines a Base schema that defines a hierarchy of data elements for learning objects metadata.

LOM定义了一个基本模式，这个模式为学习对象元数据定义了数据元素的层次结构。

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In ASP.NET 2.0, the class hierarchy of data-bound controls is more consistent than in ASP.NET 1.x.

NET 2.0中数据绑定控件的类层次结构比asp.net 1 . x中的更一致。

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Data is at the base of a hierarchy of understanding.

FORBES: Moving from Big Data to Big Wisdom

There is a distinct hierarchy in the strength of evidence provided by these three sources of data.

FORBES: Clinical Trial Advice For Investors From Two Pros