河口区

River input is the most important source of suspended particles.

河流输入是河口区悬浮颗粒的主要来源。

The essay made a specific plan for a city wetland system in HeKou for example.

以河口区为例，进行了具体的城市湿地体系的规划。

Regulation of bend convex bank channel at river estuary was of great technical difficulties under the prerequisite of not changing the river regime.

河口区弯道凸岸段水深治理 ，在不改变大河势前提下 ，其技术难度较大。

The areas where are liable to waterlogging in Guangxi are divided into three types:low lands along the rivers, low lands in the river mouth areas and the karst valleys and depressions.

本文将广西易涝区分为沿江低地型，河口区低地型及喀斯特谷洼地型三大类。

As a natural laboratory, studies of the Yangtze Estuary maybe provide insight into for examining biogeochemical processes of redox sensitive elements in hypoxia environments.

这为研究河口区氧化还原敏感元素的生物地球化学过程提供了天然的实验场所。