Some discussions on Code for dynamic Machine foundation Design (GB 50040-96) are had, including mass-spring-damper model, dynamic foundation parameters, load combination and structural requirements.

讨论了《动力机器基础设计规范》(GB 50040 - 96)中的若干问题，包括质-弹-阻模型、地基动力参数、荷载组合和基础的构造要求等几个方面。

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Based on the theory of structural reliability, the calibration for the design code of railway Bridges is worked out.

本文基于结构可靠性理论，对铁路桥梁设计规范的校准进行了探讨。

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Finally, in combination with quantitative indexes determinied in the code for "Design of Concrete Gravity Dams", the shear strength parameters of weak structural plane are determinied.

并结合《混凝土重力坝设计规范》中提出的用粒度成分定量指标选取软弱结构面抗剪强度参数，对软弱结构面抗剪强度参数取值问题进行了探讨。

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