上模

According to a survey of HDD development and its current situation at home, a new kind of equipment for hydrodynamic deep drawing has been developed, which was constructed on the basis of a conventional single-action press with general hydrodynamic deep drawing die sets.

在对充液拉深技术的发展和国内具体情况调查的基础上，研制了基于通用单动液压机的通用充液拉深模架型式的充液拉深装备，整个装备由模架、液压控制系统和计算机自动控制系统等三部分组成，实现了充液拉深成形过程的液室压力和压边力的实时控制。

On the basis of analysis of the design of sliding surface, some defects of the conventional methods are stated.

在分析滑模平面设计的基础上，指出了按传统的方法设计的滑模平面的缺陷。

The results show that the original single-mode fiber become a multimode waveguide. The fused tapered fiber was fabricated by using the flame of a spirit lamp. If controlling the fiber dimension well during pull process, the unique tapered fiber will has a multimode input end and a single mode output end for launching wavelength 632.8nm, which was observed in our experiment.

实验上，利用火焰熔融法制作了拉锥光纤，采用0.633um的He-Ne激光作发射光源，通过控制拉锥后的光纤尺寸，得到了0.633um波长下的多模输入和单模输出，观测了拉锥前后的模场分布。

For the four laterals simply supported plate, the transverse deflection of plate is expanded over the modal shapes, the electroelastic model with self-sensing actuators plate is given, and the current is considered as output variable of measurement equation. Generalized modal coordinates being state variables, LQG and H∞control is proceeded using the state space equation.

将板的横向位移按模态展开，对配置压电自感作动器的薄板建立了模型，给出以广义模态坐标为状态变量的状态方程和以传感电流为输出的观测方程，在此基础上，对系统进行了LQG控制和H∞控制。

If R is a right quasi-duo ring and M a right R-module, then every maximal submodule of M is completely prime.

右quasi-duo环R上的右R-模M的任意极大子模都是完全素的。

The elastic properties of syntactic foam s with coated hollow spherical inclusions have been studied by means of Mori and Tanaka's concept of average stress in the matrix and Eshelby's equivalent inclusion theories.

利用Mori＿Tanaka平均应力的概念和Eshelby等效夹杂的原理，研究了含涂层空心球复合泡沫塑料的弹性性质，从理论上导出了这类复合材料的有效模量预测公式·此外，基于这些理论公式，讨论了涂层厚度和泊松比变化对复合泡沫塑料有效模量性质的影响

Based on the analysis of the stability of the nature tailless UAV, The control system of the tailless UAV is designed by using the classical control method and a time-based method is used that can tune up control law parameters automatically by virtue of optimizing.

为了使所设计的控制器参数较优，本文以滚转保持与控制模态为例，采用了一种带有时域约束的优化控制方法设计出这些回路的基本控制律参数，并针对各控制模态在频域内进行稳定性分析，证实了该调参方法在工程上可以得到很好的应用； 4。

The internal model control method is introduced based on the dynamic model of asynchronous motor in d-q reference frame. And the design of stator current controller is proposed in detail based on rotor flux oriented vector control.

在同步速d-q坐标系下异步感应电机动态模型和解耦控制原理的基础上引入了内模控制方法，详细设计了基于转子磁链定向和内模控制的定子电流调节器。

With the help of dividers and vernier calipers, the widths of anterior teeth were measured.

通过对实验对象常规取模，倒模，利用圆规及游标卡尺在模型上测量前牙的近远中宽度。

According to the results of the analysis of stress test and fracture phenomena happened to mode-locking structure at the process of the vulcanization machine trial production, a plan of installing real-time monitoring system in mode-locking structure was proposed and was employed; it achieved a better effect and further improved the reliability and safety for the vulcanizer.

根据应力测试分析的结果及试制过程合模机构出现断裂的情况，提出了在合模机构上安装实时监控系统的方案，并付诸应用；取得了较好地效果，进一步提高了该硫化机的安全性和可靠性。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。