The positions of connecting rod point that corresponding to the self-tangential curve,the curves with single tipped point and double tipped points and curve with approximate straight-line segments,which possess utmost values in track synthesis,had been made clear.
采用几何解析法研究曲柄摇杆机构特殊对称连杆曲线的产生条件,明确轨迹综合中极具价值的自切曲线、带单尖点和双尖点曲线,以及带近似直线段曲线所对应的连杆点位置,同时得到对称连杆曲线的形态种类及其分布规律。
This paper compares the performance of three types of linear approximations for the dynamic security region of power system with network-reduction model.
分析比较了网络约化模型下电力系统动态安全域的3种线性近似方法的综合效能,分别为: 基于稳定域二次近似的动态安全域线性近似(Q线性近似)、基于稳定域线性近似的动态安全域线性近似(L线性近似)和基于稳定域边界法向量恒定假设的动态安全域近似(L0线性近似)。
This paper presents a method to measure nonlinearity of the nonlinears models under the restricted condition and also presents a numerical standard for linear approximation acceptable curvature and bias.
测量数据处理中不同的非线性模型具有不同的非线性强度，从而使得一些非线性模型可以线性近似，而另一些选择适当的参数变换后可以线性近似，还有少数不能线性近似。
Hamiltonian is derived in linear approximation for a three-dimensional anisotropic simple cubicdouble-sublattice Heisenberg ferrimagnetic model.
在线性近似下导出了三维各向异性的双子格简立方Ｈｅｉｓｅｎｂｅｒｇ亚铁磁体模型的哈密顿量，采用矩阵格林函数运动方程技术，得到了自旋波的色散关系，并给出了零温时子晶格磁矩的解析表达式，数值计算结果表明，层间和层内耦合强度之比δ＝Ｊ＿／Ｊ对亚铁磁体的性质有着重要影响。
Two Inequalities for the Medians and the Symmedians of a Triangle;
涉及三角形中线与类似中线的两个不等式
a constant in the equation of a curve that can be varied to yield a family of similar curves.
曲线方程式中决定相似曲线族的常数。
Pictured are "address contours", similar to familiar elevation contours.
图中「等门牌线」，类似熟悉之等高线。
Adds a hub or similar device to your network diagram.
在网络图中添加集线器或类似的设备。
Application of Empirical Likelihood Method in Nonlinear Models;
经验似然方法在非线性模型中的应用
Properties of Quasi-Maximum Likelihood Estimator in Nonlinear Models;
非线性模型中极大拟似然估计的性质
The Application Research of Self-similarity in Wireless Data Network;
自相似性在无线数据网中的应用研究
Empirical Likelihood Ratio Test for Autocorrelation in Linear Model;
线性模型中自相关的经验似然比检验
Gravitational Field in Linear Accelerated System and its Classical Approximate;
直线加速系中的引力场及其经典近似
A line of communication between two points in a telephone or similar wired system.
电讯线在电话或相类似的有线系统中两端之间的通讯线路
Empirical Likelihood Ratio Confidence Intervals for the Error Density in Linear Model;
线性模型中误差密度的经验似然置信区间
Approximate augmented Lagrangian functions in nonlinear programming;
非线性规划中的近似增广拉格朗日函数
Weak Consistency of Quasi-Maximum Likelihood Estimates in Generalized Linear Models
广义线性模型中拟似然估计的弱相合性
Empirical likelihood confidence intervals for partly linear errors in variables models
部分线性EV模型中参数的经验似然置信域
Approximate Skyline Query Algorithm in Wireless Sensor Network
无线传感器网络中的近似轮廓查询算法
Strong Convergence Rates of the Maximum Quasi-Likelihood Estimator in Generalized Linear Models
广义线性模型中极大拟似然估计的强收敛速度
Error Estimate on Similarity in the Replacement of Hyperbola by arc,in the Line of Intersection;
相贯线中用圆弧代替双曲线近似程度的误差估计
The layout of the village resembles a chequerboard with an entrancehall, an assembly hall and an ancestral hall along the central axis.
设计仿似一个棋盘，在建筑物的中轴线上设有前厅、中厅和宗祠各一。