【摘要】 本文根据钻井井壁结构可靠性分析结果,参照《建筑结构设计统一标准》和有关设计规范,确定了地面预制钻井井壁结构的概率极限状态设计实用表达式和分项系数,建立了该种井壁结构的概率极限状态设计法.并给出了该设计法的设计程序和应用结果.更多还原

【Abstract】 In the light of results of reliable analysis for boring shaftlining and with reference to " the United Standards in Designing Architectural Structures" as well as other related design rulls, the paper determines practical design formula and itemized coefficients,creates a probabilistic design method in limiting state for the structure of prefabricated boring shaftlining and gives its operation program and practical results.更多还原