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- rock strength ratio 围岩强度比
- Confining pressure increase rock strength, decrease damages rate of rock creep. 在热力学框架内推导了岩石材料的蠕变损伤本构关系。
- Pearson correlation was used to analyze the absolute error of angle and E/I strength ratio. 以皮尔逊积差相关系数分析整体绝对误差角度与肌力比值的关系。
- There were no significant correlations between proprioceptive function and E/I strength ratio. 本体感觉功能和肌力比值未达显著相关。
- The length effect of rock strength results in the friction effect of end faces,not the heterogeneity of rock material. 结果表明,岩石强度的长度效应是由于岩样端面摩擦效应所致,而并非根源于材料本身的非均质性。
- The most important factors of rock joint include its direction, shape, size, space, width, roughness and rock strength of joints. 岩石的节理裂隙特征,包括其方位、形态、规模、间距、裂隙宽度、粗糙度、壁面强度等。
- Using the triaxial rock mechanics testing unit manufactured by American MTS Co, rock strength and deformation behavior are studied. 采用美国MTS公司生产的三轴岩石力学试验机进行岩石强度特性和变形特性试验。
- When the SO 3 content in FBC (fluidized bed combustion) ash was varied, influence of SO 3 on K a of that ash was consistent with that on strength ratio of mortar. 改变循环流化床含硫废渣中的SO3含量 ;其对Ka 和胶砂强度比的影响也相同 .
- The theoretically strict novel method for determining irregular rock strength is developed based on fractal and chaos theory. 使用分形、混沌理论建立理论上较为严谨的确定不规则岩矿块强度的新方法。
- Methods Found the relationship of aortic dissection false lumen s ectonexine of aortic tunica media by test and measurement their shape-changed strength ratio. 方法通过胸主动脉夹层假腔内外层的屈服形状改变比能,发现两者间的关系。结果60%25的实验犬形成夹层模型。
- This paper analysed the different exertion properties of socket piles with different rock strength at the bottom of each pile. 摘要通过对工程试桩资料的分析,阐述桩端支承条件不同时端阻力发挥性状的差异。
- The significant changes of muscle strength ratio in different directions could indicate compensatory mechanisms developed by the patients to unload the ACL. 结果表明各样本组肌肉力量比值在不同方向上存在显著性差异。
- Abstract: Using the triaxial rock mechanics testing unit manufactured by American MTS Co, rock strength and deformation behavior are studied. 摘 要: 采用美国MTS公司生产的三轴岩石力学试验机进行岩石强度特性和变形特性试验。
- The emphasis was put on the critical indentation depth with the influence of the yield strength ratio of the soft film to the harder substrate and the size of the indenter. 重点研究了平压头压入过程中;不同屈服强度比(软薄膜屈服强度与硬基体屈服强度之比)以及不同压头尺寸下硬基体对压痕规律的影响.
- This paper studied Hoek s rock strength criteria and then applied the criteria to the evaluation of rock mechanical parameters of Xiaowan dam shoulders. 对霍克岩体强度准则进行研究,然后应用于小湾拱坝坝肩岩体的力学参数预测中,可供工程参考使用。
- The surrounding rock of the entry in strongly weathered zone has more fissures which lower the rock strength,and the maximum roadway dimension will be limited consequently. 强风化带中的回采巷道,围岩裂隙增多、强度降低,巷道的最大尺寸将受到限制。
- It is proven by the practice that the data of irregular rock strength obtained by this way are correct, consonant with actual situation, and the operation is eas... 生产实践表明,所得强度数据准确、符合实际情况,而且简单易行,无需加工试件。
- Based on some experimental results, this paper describes the effects of heating damage on rock strength, fracture toughness, fragmentation quality and so on. 以实验结果为基础,着重从热损伤对岩石强度、断裂韧度和破碎性能的影响等方面,论述了加热引起的岩石力学性质及破碎性能的变化情况。
- The results show that the finer the fly ash is,the higher the fractal diamension Df is,the hgiher the soluble silicon content is,the hgiher the compressive strength ratio of 28 day is. 另外研究了超细灰的物理、化学性能,结果表明:粉磨细度越细,Df值越大,可溶硅量越多,28d抗压强度比起大,其中重量中位径为0.;59m的超细粉煤灰具有很高的火山灰活性,可望用来配制高强砼。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。