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1·The mechanism of the effect on protecting dykes and flats in tidal estuary is analyzed.

本文通过现场观测，分析了桩式丁坝的护滩保塘效果，探究丁坝护滩保塘的机理。

2·This paper takes the typical macro-tidal estuary in China-Qiantang River estuary as an example.

本文选取我国较为典型的强潮河口——钱塘江河口。

3·Yangtze River estuary is a tidal estuary with moderate runoff and tide. It has a huge tidal influx.

长江是径流、潮流中等的潮汐河口，纳潮量十分巨大。

4·There are many sluices built in tidal estuary, Zhejiang province, in which an important problem is scour protection for soft foundation of sluice downstream.

浙江省的感潮河口水闸众多，其闸下软基防冲是众人最关心的问题。

5·Straddling freshwater wetlands and a tidal estuary just six feet above sea level, this house's site demands extraordinary sensitivity to environmental concerns.

该建筑所处的地理位置与环境极其特殊，因为它横跨淡水湿地和六英尺海拔的河口潮汐处。

6·Based on similarity theory of the physical model, the similarity condition of the current movement in the tidal estuary was deduced from the 2D shallow water equations.

基于河工模型的相似理论，从二维浅水方程推导出潮汐河口水流运动的相似条件。

7·The velocity field measurement by use of the particle image velocimetry and particle tracking velocimetry ( PIV/PTV) system in a tidal estuary model test has advantages of high speed and accuracy.

在潮汐河口河工模型试验中采用粒子测速（PIV/PTV）系统测量流场，具有快速、精度高的优点。

8·There are always wide tidal flats in most estuaries, especially in Qiantang Estuary.

大多数河口特别是钱塘江河口，往往存在宽广的潮滩地。

9·There exist wide tidal fiats in Qiantang Estuary.

钱塘江河口存在广阔的潮滩地。

10·The world's largest electricity generating tidal barrage may be built across Britain's Severn estuary by the end of the century.

在本世纪末世界上最大的发电拦潮大坝可能在横贯英国的塞文河口建立起来。