The system enables a water barrier or lifeboat to descend safely automatically at a constant speed.

该系统使用于水闸门或救生艇上下楼安全自动恒定速度。

youdao

A water barrier was extruded on the insulation layer of electric cable to improve electric property and to lower the cost.

在电缆绝缘缆芯外挤包一层堵水材料，不仅可改善电缆的电气性能。而且可降低电缆材料的成本。

youdao

The concrete face slab as the water barrier of rockfill dam, it is very crucial in the overall design of rockfill dam with concrete face slab.

面板作为面板堆石坝的挡水结构，在面板堆石坝设计中占有重要地位。

youdao

What is needed is an egg with an impenetrable barrier that contains water at the right salt concentration for life.

ECONOMIST: Fish genetics

Mr. Brock suggests laying a cloth over the pot with the water to provide a helpful barrier between the heat source and your bowl.

WSJ: Sean Brock's Butter-Braised Asparagus With Shrimp and Lemon Hollandaise | Slow Food Fast

The point is a vital barrier protecting the deep water channels along which shipping travels to the Humber ports.

BBC: Spurn Point 'not disappearing'