sluice entrance 中文意思是什麼

sluice entrance 解釋
泄水道進口
  • sluice : n 1 水閘，水門，水閘門〈又稱 sluicegate sluicevalve〉；閘溝，泄水道〈又稱sluiceway〉；閘口。2 （...
  • entrance : n 1 進入；入場；加入，入會；入學。2 開始，著手。3 就業，就職。4 （演員的）出場。5 入場權；入場費...
  1. Seawall and sluice are the parts constructed in advance, while final closure is the last part in construction. the hydraulic condition during the final closure process is worse than that during any other processes. and with the compressing of the entrance, the hydraulic condition becomes badly, the drop height of entrance can reach 2 to 3 meter, the maximum velocity of flow even reaches 6 to 8 meter per second and flow condition also becomes complex

    海堤和水閘的修建都是圍海工程先期施工的部分，堵口則是海堤修築的最後階段，堵口合龍成敗關繫到圍海工程成敗，由於此階段所遇到的水力條件十分惡劣，口門落差可達2 3m ，流速最大可達到6 8m / s ，且水流極其復雜，根據我國《圍海工程技術規范》規定圍海堵口必須進行龍口水力計算。
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