Introducing a new type of structure for replaceable stem seal sleeve with containing pressure and analyzing its high performance.
介绍了一种新型的可带压更换阀杆密封的结构，分析了该结构的优良性能。
This paper describes sealing technology of high pressure airbag for submarines, and focuses on forms of seal structure of the airbag.
本文介绍用于潜艇的高压气胎密封技术，集中讨论和研究了高压气胎密封的结构形式。
The servomechanism of guarding leak for the test of high pressure oil seal was developed, and its structure was introduced.
开发了高压油封实验时防泄漏自动控制装置，并介绍了其结构。
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