leak-tight system

例句：

1. 1. leak-proof system
   无泄漏系统
2. 2.tight sealing system
   密封紧固系统
3. 3. leak-free system
   无泄漏系统
4. 1. To ensure the safety of the environment, we need to install a leak-tight system in our factory.
   为了确保环境的安全，我们需要在我们的工厂安装一个密封紧固的系统。
5. 2.The new leak-tight system has greatly improved the efficiency of our production line.
   新的密封紧固系统大大提高了我们生产线的效率。
6. 3.The leak-tight system prevents water from seeping through the walls, ensuring the safety of the building.
   密封紧固系统防止水渗透墙壁，确保建筑物的安全。