顶部密封 meaning in Chinese
top seal
upper seal
Examples
- Wide - mouth glass containers - deviation from flatness of top sealing surface - test methods
广口玻璃容器.顶部密封表面不平度.试验方法 - Wide - mouth glass containers . deviation from flatness of top sealing surface . test methods
广口玻璃器皿.顶部密封表面平面度偏差.测试方法