In the analysis model level, the elements we consider to be black boxes are logical and distribution elements, made up of some combination of hardware, software, people, and information.
在分析模型层级中，我们考虑为黑盒元素的逻辑和分发元素，是由硬件、软件、人员和信息结合而成的。
Basic data in mapping soil background content has 302 analytical data of soil elements and regional distribution which are mapped with computer plotting and factor analysis.
编制土壤背景值图的基础资料有302个样点的无素测定值和运用计算机制图和因素分析法揭露的元素区域分布规律。
Ultimate analysis provides an useful inventory of the distribution of the major elements in humic substances.
元素分析提供腐殖物质中主要元素分布的有用资料。
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