【摘要】 在小扰动随机性概念下建立了工程随机分析理论，并将其应用于管道内表面裂纹的弹性、全塑性和工程弹塑性断裂分析，并形成管道内表面裂纹断裂的随机分析方法，最后给出若干算例更多还原

【Abstract】 This paper presents an engineering probable analysis method based on the conception about small range probability.The analysis method is applied into the linear elastic,fully plastic and elastic plastic internal crack problems in cylindrical vessels.The numerical examples are given for presenting method.更多还原