dual shear seal

例句：

1. 1. The dual shear seal is an effective method for preventing leaks in pipelines.
   双剪切密封是一种有效的防止管道泄漏的方法。
2. 2. In the oil industry, the dual shear seal is often used to seal off gas leaks.
   在石油工业中，双剪切密封通常用于密封气体泄漏。
3. 3. The dual shear seal technology has improved the safety and efficiency of the oil field production process.
   双剪切密封技术提高了油田生产过程的安全性和效率。