Projects(51308273,41372307,41272326)supported by the National Natural Science Foundation of China;Project(20090211110016)supported by Specialized Research Fund for the Doctoral Program of Higher Education of China;Project(2010(A)06-b)supported by Science and Technology Fund of Yunan Provincial Communication Department,China
Based on some assumptions,the dynamic governing equation of anchorage system is established.The calculation formula of natural frequency and the corresponding vibration mode are deduced.Besides,the feasibility of the ...