Sealing Ring
Sealing Ring
in engineering, a ring-shaped packing (made of rubber, leather, or other material) in the joints of machine components that prevents the passage of a liquid or gas from a high-pressure region into a low-pressure region.
英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。