各向异性

Based on the wave equations established in general coordinate system for orthorhombic anisotropy media, this paper di...

在建立一般观测坐标系下正交各向异性介质波动方程的基础上，着重讨论了相应的伪谱法波场数值计算的稳定性条件，进而用伪谱法实现了正交各向异性介质弹性波场的正演模拟，获得了很好的模拟效果

Taking advantage of polynomials of second degree used in Hill yield criterion, and assuming that the yielding of orthotropy is not influenced by orthotropic hydrostatic pressures, a concise and practical yield criterion is put forward for orthotropy.

保持Hill准则二次函数描述的优越性，并假定具有正交特性的静水压力对正交各向异性材料的屈服不产生影响，提出了一种简洁实用的正交各向异性屈服准则。

Diverse factors can contribute to anisotropy of rock velocity. Furthermore, orthotropy occurs with the perpendicular distribution of such factors.

岩石速度各向异性由多种因素引起，如果这些因素在岩石中构成正交分布，就会出现正交各向异性。

In Chapter 5, we study three dimensional elasto-plastic frictional contact problems with orthotropic friction law. Parametric variational principle and parametric quadratic programming method are applied to analyze this class of complicated mechanics problems. A linear complementarity problem formulation is derived.

在第五章，我们采用正交各向异性摩擦定律模型对三维弹塑性摩擦接触问题进行分析，将正交各向异性的摩擦定律线性化后，将参变量变分原理和参数二次规划法应用到这一复杂的力学问题中来，最终将问题化为线性互补问题模型。

At perpendicularity direction uniaxial tensile behaviors of open cell nickel foam under room temperature are studied.

在室温下，通过在两个互相垂直方向对泡沫镍进行了系列单轴拉伸实验，发现其具有很强的各向异性行为，讨论了它的产生机理及对力学性能的影响，提出了形状各向异性理论模

Patterned wettability transition by photoelectric cooperative and anisotropic wetting was demonstrated on this surface, namely, applying a bias lower than the electrowetting threshold voltage, photoelectric cooperative wetting can be realized only at the illumination site, i.e., patterned site.

在这种薄膜表面，实现了一种通过光电协同控制的各向异性浸润作用来获得液体的图案化浸润的方法，即在低于电浸润阈值电压的条件下，通过图案化的光照来实现液体图案化浸润。超疏水复合氧化锌纳米棒阵列为图案化浸润提供了必要的各向异性浸润环境。

The constitutive behavior of this kind of materials may involve both inherent anisotropy and plastic deformation induced anisotropy.

这类材料的本构行为中包含了材料本身的各向异性和塑性变形诱发的各向异性。

The article analyses angle distribution of radiant energy flow density and angle distribution of radiant power when an electric dipole is oscillating along polar axis in magnetic anisotropic medium,also compares them with the expression of that in isotropic medium;thereby,a theoretical basis for more effectly using electric isotropic and magnetic anisotropic medium is obtained.

分析振荡电偶极子在各向异性磁媒质中沿极轴振荡时其辐射能流密度的角分布和辐射功率的角分布情况，并与各向同性媒质中振荡电偶极子沿极轴振荡时辐射能流密度的角分布和辐射功率的角分布情况进行对比，得出更有效地利用电各向同性磁各向异性媒质的理论依据。y

Using the Green function of an anisotropic medium in free space and Green identity, we derive the equation of electric field in an anisotropic medium for TM polarized wave.

本文由各向异性介质无界空间Green函数和Green恒等式出发，推导了TM波入射时各向异性介质中电场满足的方程，由此得出总电场的积分公式。

The effects of ground microtremor to the stability of the soil, and the relationship to the stability of the soil and principal axis have also been studied.

本文研究了土介质的各向异性对土动力特性的影响，研究了场地微动对土体稳定性的影响及其与各向异性主轴的关系。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。