Sand reservoirs of Xujiahe Formation and lower Shaximiao Formation is the major gas production layers in continental elastics in Guannan Structure.
须家河组和下沙溪庙组的砂岩储层是官南构造陆相碎屑岩中的主要产气层。
This paper describes that the lacustrine carbonate of lower Tertiary Sha- hejie Formation in Bohai Bay is mostly terrigenous elastics-carbonate mixture rock.
本文提出渤海地区下第三系沙河街组湖泊成因的碳酸盐岩大都是陆源硅质碎屑和碳酸盐的混合岩。
Sleeper is regarded as a finite long beam on continuous elastics base. The relation between rail forces and sleeper displacement is established by analysis of sleeper forces.
将轨枕视为连续弹性基础上的有限长梁，对轨枕进行了受力分析，建立了钢轨轴向力和轨枕变形曲线的关系。
The SIF and its correction factor of the transverse surface semi-elliptic crack of a photoelastic axle are tested and studied with the method of three dimensional photo-elastics.
通过三维光弹实验测定了轴表面横向半椭圆裂纹的应力强度因子（SIF），并计算了与光弹轴裂纹几何及当地应力相对应的无限大体的SIF，从而求得SIF修正系数。
Based on energy variation principle, the nonlinear control equations of elastics plate on (two-parameter) foundation including the coupled effect of the foundation are derived in this paper.
基于能量变分原理，考虑地基耦合效应，建立了双参数地基上弹性板的非线性静力平衡方程。
Based on energy variation principle, the nonlinear control equations of elastics plate on (two-parameter) foundation including the coupled effect of the foundation are derived in this paper.
基于能量变分原理，考虑地基耦合效应，建立了双参数地基上弹性板的非线性静力平衡方程。
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