论文发表网-摘要：井巷工程中出现流沙层，会给井巷工程的挖掘工作造成一定的干扰，严重时甚至会导致安全事故。
Summary: quicksand layer appears in the sinking and driving engineering will give well engineering excavation work caused a certain degree of interference, which can even lead to security incidents.
其目标是矿井井巷工程量最小、生产最安全、对环境的破坏程度最低、生产自动化程度最高。
The goal is the minimum of the mining engineer, the best safety product, the lowest breaking of environment, the highest automation of production.
预应力锚索技术广泛运用于公路、铁路、水电站、矿山井巷、隧道工程、地质灾害等永久性边坡加固，施工技术日趋完善。
The prestressing force anchored cable technique has been widely used in permanence slop strengthening in highway, railway, hydropower station, mine workings, tunnel workings, and geologic hazard.
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