The structural reliability theories of probabilistic and the non probabilistic method based on interval analysis were briefly introduced.
文中简要介绍结构可靠性分析的概率方法和基于区间模型的非概率可靠性方法。
Half structural and non structural problems in agricultural decision were solved by cooperation of wandering step and withdrawing proceeding method involving reasoning and user computer interaction.
采取回旋阶梯式和缩进式结合的方法，通过推理、人机交互，较好地解决了农业决策的半结构化和非结构化问题。
Based on the structural non load effect, the causes of common concrete structural crack in tall buildings are analysed. The control method of crack development is discussed.
从结构的非荷载效应着眼，通过对目前高层建筑砼结构中常见的裂逢成因分析，提出控制裂缝扩展的相应对策。
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