relative variable

To characterize relative orientation between the loading direction and material fabric, an anisotropic variable expressed by the joint invariants of the stress tensor and fabric tensor is introduced.

为了描述材料的各向异性，引入了一个由应力张量和组构张量的联合不变量表达的各向异性参数。

According to the characteristics of the cold insulation box of Fractionating tower, it is considered that the effect of inner-filling on the construction is related with the variable density, then the relative formulation in the condition of not having lateral-displacement is deduced.

根据分馏塔保冷箱的特点，认为内填料对结构的作用与变密度有关，推导了无水平位移下的相关公式；

Using the concept of pseudo control variable, a simple state equation is constructed which describes the relative motion between an anti-ship missile and a target ship.

利用伪控制变量的概念，建立了简单的描述反舰导弹与目标舰艇相对运动的状态方程。

Relative deviation of controlled variable relative tolerance between forward and backward in indicating value

控制变量的相对偏差示值进回程相对误差

A new variable structure guidance law ( VSG ), based on nonlinear relative kinematics, is proposed.

本文在非线性相对运动学基础上提出了一种新的变结构制导律.

The equivalence among classification , relative positive-region and variable precision rough sets, attributes reduction becomes multiform.

并且三者之间打破了在经典粗糙集模型中的等价性,需要针对三者分别建立模型, 使属性约简变得多样化.

The first-order relative position equations are expanded as trigonometric series with eccentric anomaly as the angle variable. Except the terms of order one, the trigonometric series' amplitudes are geometric series, and corresponding phases are constant both in the radial and in-track directions.

通过将相对位置方程的径向和横向分量以偏近点角为变量展开为三角级数，发现除了一阶项外，三角级数的幅值为等比数列并且相角为定值。

Research results: Different variable probability curve with different characteristics, the limestone, the fault breccia, the paste dissolve the breccia relative dispersion to be big, the possibility of large broken rocks to the construction influential.

研究结果：不同的岩性具有不同的概率曲线特征，灰岩、断层角砾岩、膏溶角砾岩离散度大，岩石破碎可能性大，对施工影响大。

Design of a Variable Structure Terminal Guidance Law Based on Relative Velocity Deflection Angle

基于零化相对速度偏角的变结构末制导律设计

Based on relative motion equation of satellite state transferring, analytic solution of two impulse orbit transfer of constellation is derived, which is analytic equation of impulse control variable.

基于卫星相对运动状态转移方程，推导出了星座双脉冲式变轨的理论解，即所要施加的脉冲控制量的解析式；