在总结国内带压密封技术的研发和现场实际应用的基础上，首次提出了带压密封工程的概念。
On the basis of research and field application for the online leak sealing techniques, the concept of the leak sealing engineering under pressure is presented firstly.
此外还对组合式夹具的现场实施带压密封技术的方法和注剂密封胶的合理选择作了进一步的分析说明。
The methods of on-line pressure seals and the proper choice of injecting sealant while implementing assembling clamp were further analyzed.
简述了带压密封技术的基本原理和背景资料，论述了密封注剂的定义及在带压密封技术中的核心地位。
The definition of the injecting sealants and its core place in the online leak sealing technique were expounded.
应用推荐