navigation structure on dam 航运过坝建筑物
The dam, it said, had had "a certain impact" on navigation, irrigation and water-supply downstream.
据称大坝对导航，灌溉以及下游的水供给都有一定的冲击。
These improvements to navigation could be made without the risk of obstruction due to sedimentation, as is expected with the dam.
这些航运能力的改进无需冒着因建造大坝而造成淤泥堵塞航道的危险也可以实现。
A giant construction project was launched in 1950. It resulted in the largest dam in the country and powerful navigation locks.
于是在1950年，一个庞大的工程建设项目启动了，随之也诞生了全国最大的水坝和最强而有力的船闸。
应用推荐