Through analyzing the preliminary design scheme of original water conveyance project, this paper makes comparison and selection of several schemes, and determines the water conveyance scheme.
通过对原输水工程初步设计方案的分析，对多个方案进行了比选，并确定了输水方案。
As the area has complex geological conditions and well-developed faults, the selection and comparison of schemes for bridge sites through geological exploration seem especially important.
该区地质情况复杂，断裂构造十分发育，因此地质勘探对桥址方案的比选显得尤为重要。
Through comparison of the results of assorted computation schemes, replacement of soft rock mass and optimum selection of anchoring support as well as feasible excavation sequences are illustrated.
通过多种方案计算和比较，论证了局部软岩置换、支护型式优化、支护参数优化的合理性。
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