Usually, to ensure that the flow downstream remains unaffected during the period of construction of a dam, the water is diverted through streams around the construction site and returned to the river.
通常，为确保下游地区在大坝建设期间不受影响，水流被分流进建设区域后，将再被引回江内。
The pulsate pressure in high speed flow water will influence the safety of water construction, and the eigenvalue of the pulsate pressure should be confirmed by hydraulic model testing.
高速水流中的水流脉动对水工建筑物的安全运行存在很大的影响，水流脉动压强的特征值一般需通过水工模型试验确定。
The artificial hole piles are one of most foundation types in the modern construction, The problems on water inflow and soil flow are most troublesome in the construction of hole piles dug by man.
人工挖孔桩是现代建筑的主要基础类型之一，而涌水和流沙是人工控孔桩施工中最棘手的问题。
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