The main characteristic of water conservancy project is in its investment in large scale, the construction period is longer, high quality control requirement.
水利工程的主要特点在于其投资规模较大，施工周期较长，质量控制要求高。
Engineering practices show that lining hanging concrete in time is an important technique to make sure of the construction safety of large-scale surge tank project at complex geologic condition.
工程实践表明，跟进衬砌悬挂混凝土是保证复杂地质条件下大型竖井工程施工安全的重要技术措施。
Present tectonic stress field is one of the most important factors to evaluate regional stability in project areas especially in construction of large - scale hydroelectric projects.
现今构造应力场是评价工程地区稳定性最重要的因素之一，特别对大型水电工程建设具重要意义。
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