Columnar joint, microfissure and gently dipping structural surface are the three fundamental factors which lead to the small deformation modulus of basaltic mass.
白鹤滩柱状节理玄武岩中发育的柱状节理、微裂隙及缓倾角结构面是导致岩体变形模量较低的主要因素；
With the application of the microfissure development theory, this paper also analyzes the whole procedure of the experiment of the SFRC in both way of macro-process and micro-mechanism.
应用微裂缝开展理论，对钢纤维混凝土环向受拉全过程作了宏观过程和微观机理的分析；
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