铁路大中型建设项目在审批立项之前，都必须进行预可行性研究。
The pre feasibility study must be put forward before the appraisal and the establishment of the large scale and middle scale railway construction projects.
对预可行性研究与立项、对前期工作的程序等问题结合几个实际例子提出了看法。
Advanced feasibility research, construction project placing, schedule of earlier stage work are discussed with same instances.
商业预可行性研究证明了太阳能集群作为适合特定客户需求的替代选择的技术和盈利前景。
Business prefeasibility analyses demonstrate the technical and financial potential of concentrated solar systems, as a desirable profitable alternative for selected clients.
本文运用水压致裂地应力测量方法，对我国某地下油库预可行性研究工程场区两个钻孔进行了地应力测量。
Hydrofracturing in situ stress measurements were used to determine in situ stress states of two drill holes for the pre-feasibility study of an underground reservoir at an engineering site in China.
针对兰新线武张段电气化工程预可行性研究通信信号电力供应方案问题，着重对UPS供电方式的可靠性进行研究。
With the power supply problem we meet in the availability research on Wuweinan-Zhangye electrification project, emphasizing on the research of the UPS reliability.
针对兰新线武张段电气化工程预可行性研究通信信号电力供应方案问题，着重对UPS供电方式的可靠性进行研究。
With the power supply problem we meet in the availability research on Wuweinan-Zhangye electrification project, emphasizing on the research of the UPS reliability.
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