求翻译：摘 要：本设计通过详细介绍山西潞安五阳煤矿五井的井田概况和地质特征，经过一系列的方案论证比较，选择了适合本矿井的开拓方式、采煤方法和各生产系统。井田内地质构造比较简单，主要为纵贯井田东西的天仓向斜，属于低瓦斯矿井，无煤尘爆炸危险；本井田主要有三层可采煤层，按埋藏深度从浅到深分别为三号煤层、九号煤层和十一号煤层，平均厚度分别为3.75m、3.25m、3.20m，煤层倾角4o～7o，平是什么意思？

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Summary: This design through detailed and Shanxi coal 5 wells and 5 Yang of Ita profiles and geological characteristics, after a series of program validation compare, and choose a suitable for the mining of pioneering approach, methods of mining and the production system. igata geological formations

Abstract: This design through introduced in detail the Shanxi Lu'an five positive coal mine five wells the well field surveys and the geological feature, pass through a series of project concept demonstration comparison, chose has suited this mine pit the development way, the mining coal method and

Summary: this design through details of Shanxi Lu in wuyang coal mine geological profiles and geological characteristics of five wells, after a series of demonstration comparison, select a development method suitable for mine, mining methods and the production system. Jing Tiannei geological structu