比较传统修建的施工周期，它几乎要快一倍。
Compared to the traditional construction cycle, it almost doubled.
可节约工时50%——70%，大大加快施工进度，缩短施工周期。
Saving hours of 50% — 70%, greatly accelerate the construction progress, shorten the construction period.
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。
The main characteristic of water conservancy project is in its investment in large scale, the construction period is longer, high quality control requirement.
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