river navigation

The system designed in the paper has been used in the subject for National WEST development& Han River Navigation Safety Information System, supported by the Ministry of Communications of China.

本设计的成果已经作为交通部西部科研课题-汉江航行安全保障综合信息系统的一部分进行研究开发的。

Technical code for maintenance of inland river navigation channels Technical specification for maintenance of port facilities

内河航道维护技术规范港口设施维护技术规程

Research on navigation clearance of a river-crossing bridge on a special channel in plain river net region

平原河网地区某特殊航道跨河桥梁通航净宽研究

Navigation is difficult on this river because of hidden rocks.

由于多暗礁,在这条河上航行很困难.

Navigation becomes more difficult further up the river.

越往河的上游,航行越困难。

In the upper Yangtze River Valley soil erosion may shorten the life of the dam, sticie the navigation and induce flood disaster.

长江上游的土壤严重冲刷将会缩短水坝的寿命，不利于水运交通并容易引起洪涝灾害。

The Yangtze River bridges of Shanghai include navigation channel , navigation channel and non-navigation channel.

上海长江大桥包括主 、 辅通航孔桥和 非 通航孔桥.

The quality of river seafarers training defines the safety and development of the river navigation.

内河船员培训质量的高低,决定着内河航运的安全和发展.

It undertakes maintenance dredging of river and navigation channels, and anchorage areas.

此外,河道、航道和船只碇泊处的疏浚工程,也由该署负责.

Model test for navigation channel regulation near highway bridge of Songhua River

松花江公路大桥航道整治模型试验及工程效果初析

Research and Application of the Inland River Navigation Mark Automatic Telemetering and Management System Jiangsu Province; Design of Master Unit of Medium Range Underwater Telemeter and Telecontrol System

江苏省内河航标自动遥测管理系统的研制与应用中程水下测距及遥控系统主控机设计