According to the analyses, the North Channel is selution as the main deep-water navigation channel to the sea and is to be pre-trained, and the training principle of the Yangtze Estuary is determined.
在长期系统研究的基础上，分析对比了长江口的水流动力、泥沙运动和河床演变等各种条件，选择了北槽作为长江口深水航道先予治理，确立了符合长江口实际情况的治理原则。
Two models in Nanjing and Shanghai respectively were set up for the research of the Yangtze Estuary deep water channel regulation project.
为长江口深水航道整治工程研究而建立的南京和上海两座模型。
The paper introduces the bed leveling technique with underwater rail suspended on barge and positioned by GPS in deep water channel regulation works at estuary of Yangtze River.
介绍了基床悬吊刮道GPS定位整平工艺在长江口深水航道治理工程中的应用情况，着重介绍了工作原理、施工准备、施工步骤、技术要求和特殊情况下的施工问题。
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