Variations on which attitude of spacecraft dependents are time, law of motion of manipulators, liquid mass, liquid inertial tensor and damping coefficient besides paths of motion of manipulators.
研究表明：影响充液航天器姿态的因素除了机械臂运动的路径，还有机械臂运动的时间、机械臂转角的变化规律、液体的粘性、质量和惯性张量等。
This paper analyses the physical sence of effective mass of energy band electron and also discusses its tensor.
本文分析了有效质量的物理意义，并对它的张量性质进行了讨论。
Based on the principle of energy accumulation of liquid diffusion, the permeable tensor mathematic expression of fractured rock mass is established.
利用流体扩散能量叠加原理，建立了裂隙岩体介质的渗透张量数学表达式。
Based on the principle of fluid diffusion energy superposition, an analytical expression formula of seepage tensor in the fractured rock mass medium is established.
本文从流体扩散能量迭加原理出发，建立了裂隙岩体介质的渗流张量解析表达式。
The concept of additional flexibility tensor is introduced to indicate the influence of seepage pressure on the mechanic characteristics of rock mass.
并提出采用渗透压力附加柔度张量的概念来定义渗透压力对岩体力学特性的影响。
Using the theory of damage mechanics and fracture mechanics, the damage tensor, effective stress tensor and damage strain, etc. of rock mass are defined, propagation equation of damage is developed.
运用损伤力学以及断裂力学理论，定义了岩体损伤张量、有效应力张量、损伤应变等，建立了损伤演化方程，从而建立了多裂隙岩体的损伤断裂模型。
Conservation of Mass. Conservation of Momentum. Stress Tensor.
质量守恒，动量守恒，应力张量。
Conservation of Mass. Conservation of Momentum. Stress Tensor.
质量守恒，动量守恒，应力张量。
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