航道维护 meaning in Chinese
channel protection
Examples
- Technical code of inland waterway maintenance
内河航道维护技术规范 - The navigation condition of shahong upper shallow region is improved , whereas channel maintenance of the lower shallow region becomes more difficult since the channel has been broadened
沙泓上浅区航道条件改善，但下浅区航道展宽左摆，发展下去不利于航道维护。