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1·This paper summarizes the hydrological conditions and sedimentation status of the main navigation channel of the Yangshan Deepwater Port.

概述上海国际航运中心洋山深水港区主航道的水文泥沙条件。

2·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。

3·The main results of model test for the navigation channel regulation near highway bridge of Songhua River at Haerbin reach are introduced in this paper.

简要介绍松花江公路大桥航道整治模型试验的主要成果。