The paper researched for the seal principle of the closed component for the natural gas valve, analyzed the regulation of the seal eomponent's leaks.
通过对天然气阀门关闭件密封副密封原理的分析研究，分析密封副泄漏规律。
This paper introduces the principle, property, structure and work process of the electromagnet auto matic assembly cover technique of seal machine for Quick-opening can.
主要介绍易拉罐饮料机械封口机电磁自动加盖器的结构、原理与工作过程。
This paper presents a face seal structure which is suitable for working at high speed, and analyses the sealing principle, the sealing capability, and the performance characteristic of the seal.
提出一种适用于高速旋转的端面密封结构。对该结构的密封原理、密封能力和工作特点进行了分析；
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