1) plastic deformation layer
流变层
1.
It was found that under the actions of both the frictional heat and shearing stress, a plastic deformation layer was formed in the sun-worn surface.
通过对销试样摩擦表面进行的微观结构分析表明,由于摩擦热、摩擦切应力的共同作用,在摩擦表面下的一定深度范围内形成了一层经过大塑性变形后的流变层。
2) rheological formation
流变地层
1.
Based on the elasticity viscoelasticity correspondence theory and the acquired elastic solution, assuming the formation obey the Kelvin viscoelastic constitutive relation, the theoretical solution of casing loads in rheological formation in tectonic field and the analytic expression of relaxation time are obtained.
研究表明,流变地层地应力场中套管载荷随时间变化,存在一临界时间,使得套管载荷有最值,当时间足够长时,粘弹性解与相应的弹性解一致。
3) rheology of coal seam
煤层流变
1.
The author of this paper pointed out that there exists obvious rheology of coal seam in Yanshitai Colliery.
以构造变形强烈的重庆市砚石台煤矿为例 ,通过井下煤层的观测与煤标本的显微镜观察 ,分析了煤层中的宏观与微观流变特征 ,并结合煤层构造的发育特征 ,总结了煤层流变的控制因素、发育规律及其成因。
2.
Under complex geological conditions, rheology of coal seams may easily cause interlayer-gliding of coal seams.
本文以淮北海孜煤矿为例,详细分析了煤层流变所引起的煤层形变宏观、微观及构造煤特征,总结了煤层流变构造发育的规律。
4) rheo-logical stratification
流变分层
5) telescopic distortion
层流畸变
6) Rheological behavior of surrounding rocks
地层流变
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