The porosity and permeability of matrix, and the width, density and direction parameters of fractures were obtained by core analysis, well logging, seism and thin section observation methods.
Its response to seism has been analyzed by the response spectra method and the linear history method.
分别按反应谱理论和线性时程反应理论计算其在地震作用下的响应。
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This paper discusses the vibration velocity of blasting seism and the reaction chart of the blasting vibration, and offers some helpful Suggestions about solving engineering blasting problems.