internal friction angle of rock 岩石内摩擦角
Inner friction angle 内摩擦角
effective friction angle 有效摩擦角
outer friction angle 外摩擦角
interface friction angle 界面摩擦角
effective internal friction angle 有效内摩擦角
angle of friction [机] 摩擦角 ; 静摩擦角 ; 极限角
The cohesion and internal friction angle increase with the increase of compaction under the same water content.
在同一含水率下，黏聚力和内摩擦角随试样压实度的增加而增大；
Finally, the effect of the diameter on the cohesion and internal friction angle of coal samples is investigated.
最后讨论了直径对煤样黏聚力和内摩擦角的影响。
Moreover, the friction angle' s change rule and the reasons of different granules were analyzed and pointed out under the same water ratio.
在此基础上进一步分析了不同粉砂粒含量的土在相同含水率时的摩擦角变化规律及其原因。
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