本文利用守恒积分，对HRR奇性场的角分布函数作了进一步的探讨。
The angular distribution functions of HRR singularity fields are analyzed via conservation integrals.
目的建立平面准晶中能量型路径守恒积分及其对偶形式，并确定准晶裂纹体裂尖应力奇异性阶数。
Aim to establish the path independent integral and its dual form of energy type, and to determine the singularity order of stresses near the crack tip in plane quasicrystals.
基于损伤力学理论，建立了沥青路面反射裂缝问题的损伤力学守恒积分，证明了在反射裂缝形成过程中应变能密度的守恒性。
The conservative integral of damage mechanics for the reflective cracking in asphalt pavements is established based on the elastic damage theory developed by the authors.
由此得到了一组守恒定律及J、M积分。
A group of conservation laws and J, M integrals are obtained.
这方法以积分形式的通量守恒方程作为问题的数学模型。
The equations of conservation of flux is adopted as the mathematical model for the problem.
从建立观测方程的角度来说，主要研究了三种恢复地球重力场的方法：(1)数值微分法，(2)能量守恒法，(3)数值积分法。
Three methods for gravity field recovery are mainly studied from the views of observation equation, (1) numerical differential method, (2) energy balance approach, (3) numerical integration method.
本文由力学的普遍原理——虚功原理推导出了三维情况下J积分守恒的一般形式；
The general form of J-integral conservation law in three dimensions has been derived from the principle of virtual work.
提出基于细分和数值积分思想的一种离散的守恒重映方法———质点重映方法。
A discrete conservative remapping algorithm based upon refinement and numerical integrals, named particle remapping algorithm, is presented.
采用二分步法，从积分型方程出发，在有限控制体上建立守恒型差分格式，对二维浅水波方程进行求解。
By use of the time split method, a conservation difference formula is established to find the solution to the shallow water equation based on the finite volume control method from integral equations.
分析了此守恒重映方法的收敛性与守恒性，研究了积分控制体对速度计算的影响。
Further, the convergence and conservation of this remapping method are analyzed, and the influence of the integral control system to calculate velocity is studied.
对微分方程采用控制体积积分方法，因而各物理量均满足守恒型的。
The control volume integral method is used for the differential equations and the integral conservation of each physical quantity is satisfied over the whole domain.
高分辨率层序地层学有四大基本原理，即基准面变化原理、物质守恒原理、沉积物体积分配原理和相分异原理。
There are four basic principles in high-resolution sequence stratigraphy, which are base level change, substance conservation, volumetric partition, facies differentiation.
十分明显地给出了J积分守恒成立的几个必要条件。
The necessary conditions for J-integral conservation are also given.
解牛顿运动方程的能量与动量守恒型积分方法。
Energy and momentum conserving integrators for Newtonian motion equations.
通过寻找积分因子来建立非完整非保守系统的守恒律，讨论了存在守恒定律的必要条件，并举例说明其应用。
A single character for use in integral invariant of nonholonomic conservation systems is proved and is subject to some conditions.
有限体积法是一种离散积分形式守恒律的数值方法。
Finite volume method is a numerical method that discretizes the conservation laws in the integration form.
有限体积法是一种离散积分形式守恒律的数值方法。
Finite volume method is a numerical method that discretizes the conservation laws in the integration form.
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