With the offset data obtained by in-situ construction method monitoring, the mechanical feature parameters of surrounding rock are obtained with optimal back-analysis method.
利用反演分析求得的围岩力学参数，应用有限元法对该工程的施工过程围岩稳定性进行了分析计算。
The structure, technical parameters, main feature, design&calculation and test auxiliary system and so on of new and high-performance test device for mechanical seals for agitators were introduced.
介绍了新型高参数釜用机械密封试验装置的结构、技术参数、主要特点、设计与计算及试验系统等。
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