本文引用分形几何理论研究了排土场废石块度分布的分形几何特征，讨论了废石块度分布的分数维计算方法。
In this paper, the theory of fractal geometry is used to study the fractal characteristics of the particles size distribution in rock-disposal site.
提出了应用CAD技术直接在地形图上进行山地排土场设计的一套处理方法，该方法可为山地排废规划提供决策依据。
A set of detailed methods which make use of CAD technology to design mountainous waste dump were put forward in this paper. These methods can offer decision basis for layout of mountainous waste dump.
相对于地下开采的废石场，露天开采的排土场占地面积要大得多。
Relative to the waste rock dump of underground mining, open-pit mining needs a larger one.
相对于地下开采的废石场，露天开采的排土场占地面积要大得多。
Relative to the waste rock dump of underground mining, open-pit mining needs a larger one.
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