The three emergency methods of the online leak sealing,the steel belt-injecting sealants,the wedging,the binding method of seal belt,and the flow cutting were expounded based on the most commo.

• 针对地震中最常见的法兰连接部位泄漏污染源、裂纹或孔洞泄漏污染源、弯头、三通泄漏污染源、管道断裂泄漏污染源,分别阐述了钢带注剂密封法、塞楔法、密封带捆扎法和断流法4种带压密封应急处置方法。