共轭线

It is found that the phase-conjugate fifth-order polarization beat is due to the interference between fifth- and fifth-order optical polarizations, the beat signal oscillates not only temporally but also spatially, and the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth.

发现相位共轭五阶极化拍频是五阶非线性光学极化强度之间干涉的结果，拍频信号不仅进行着时间振荡而且同时进行着空间振荡，它对激光绝对频率的测量可达到与激光线宽同一量级的精度。

It is found that the phase-conjugate fifth-order polarization beat is due to the interference between fifth- and fifth-order optical polarizations,the beat signal oscillates not only temporally but alsospatially,and the measurement accuracy for laser absolute frequency could reach thesame order of magnitude as the laser linewidth.

发现相位共轭五阶极化拍频是五阶非线性光学极化强度之间干涉的结果，拍频信号不仅进行着时间振荡而且同时进行着空间振荡，它对激光绝对频率的测量可达到与激光线宽同一量级的精度。

In the second chapter, the problem of the optimal inputting rate control for a class of competitive population dynamics system with age-structure is discussed. By means of characteristic line, Gronwall Lemma, Bellman Lemma, adjoint system and so on, the Lipschitz continuity properties of the system in terms of the control variable is certificated, and the necessary condition of the optimal control is obtained.

第二章讨论了一类具有年龄结构的竞争种群系统最优输入率控制问题，综合应用特征线法，Gronwall引理，Bellman引理，共轭系统等知识，证明了系统解关于控制变量的Lipschitz连续性，给出了控制为最优的必要条件。

The formal solution of partial differential equations is given on characteristic line, the existence of the optimal control is proven by using Ekeland\'s variational principle, Gronwall Lemma and adjoint system, then the necessary condition of optimality is obtained by means of the conception of normal cone.

用特征线法表示出偏微分方程的形式解，利用Ekeland变分原理，Gronwall引理和共轭系统证明了最优控制的存在性，并借助于法锥概念得到了最优控制的必要性条件。

One effective way for analyzing the profiles of cams was put forward on the basis of complex vector equations integrated with the advantage of matlab.And such actual example was given.

提出一种基于复极矢量函数的分析方法并结合matlab软件编程，对共轭凸轮的廓线进行分析与求解方便又有效，并给出应用实例。

In addition, depending on the method of numerical simulation and theoretical analyses, some kinematic and geometric features of 0° involute—enveloping worm gear drive, such as meshing surface, first—type limit, second —type limit, worm surface, the numerical representation of contact line and bearing contact, are systematically studied. These relevant conclusions provide an important basis for the design and manufacture of new type worm gear set. As we predict, the method of numerical simulation has special effect in solving the question of complex conjugate surface.

综合利用仿真方法与解析手段，对0°渐开线包络蜗杆传动的啮合面、一类界限、蜗杆齿面构成、仿真接触线及仿真接触域等运动几何学特性进行了系统研究，有关结论为此种新型蜗杆副的设计与加工提供了重要基础，并且显示出数字仿真方法在研究复杂共轭曲面问题时所具有的特殊功效。

Finally, the numerical results show this class of conjugate gradient methods is very efficient.

然后证明三种新算法在强Wolfe线搜索下的全局收敛性，数值验证表明这类共轭梯度法是比较有效的。

Flow cytometric also used for analysis the levels of reactive oxygen species, Ca2+ and mitochondrial membrane potential in both cell lines. The results showed Gyp promoted ROS and Ca2+ production and decreased the MMP level. Western blotting show that Gyp treatment gradually decreased the levels of anti-apoptotic protein (Bcl-2), but increased the levels of the pro-apoptotic protein.

除此之外，也藉由流式细胞仪分析测得经绞股蓝皂甘作用后的人类血癌细胞（HL-60）和小鼠血癌细胞（WEHI-3）里的活性氧化物浓度上升、钙离子释放以及粒线体膜电位下降等细胞凋亡重要指标，此结果可经由西方墨点法指出绞股蓝皂甘能使癌细胞中的抗凋亡蛋白Bcl-2表现量下降；促凋亡蛋白Bax表现量上升，同时也藉由共轭焦显微镜观察到致死蛋白AIF、Endo-G从粒线体释放至细胞核。

Using the relations between harmonic conjugation elements,we can determine the relations between polar point and polar line more widely.

度量几何中圆的切割线之间所确定的数量关系，推广到射影几何里一般二次曲线中，利用调和共轭元素之间的关系，更广泛地确定了极与极线的相互关系，着重介绍了二次曲线的度量性质与射影性质的内在联系。

The linetype design of triple helix single screw pump is that a short-amplitude cycloid is used as the primary gear form for stator and the conjuration gear form is used on rotor on the basis of the analysis and comparison of all kinds of cycloids.

在对各种摆线分析比较的基础上，提出了采用短幅内摆线作为原始齿形曲线用于定子，其共轭曲线用于转子的三头单螺杆泵线型设计方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。