Study on Leading Error and Angle Acquisition Problems of Composite Guidance Antiaircraft Missile 防空导弹复合导引引导误差与角度截获问题研究
An Idea of Leading the HPS Education into the University Teaching& From the Angle of View of the Quality Education 在大学教学中引入HPS教育的设想&基于素质教育的视角
A tunnel horizontal to the surface leading to a mine is called an adit. There are also vertical shafts at right angle to the surface and inclined or slope shafts at another angle to the surface. 与地表平行通向井下的坑道是平峒。还有与地表成直角的竖井,与地表成一定角度的斜井。
For the leading edges of same radius, the larger leading edge wedge angle causes the smaller laminar separation bubble. 前缘圆弧半径相同而前缘楔形角不同的叶片,在同一工况下,前缘楔形角越大分离泡越小,流动分离越弱。
Influence of cooling-air injection from leading edge on the aerodynamic performance of rectangular turbine cascade with large turning angle An Experimental Study of Cooling Film in Negatively Bowed Cascade with Large Turning Angle 叶片前缘喷气对大转角涡轮平面叶栅气动性能的影响横向加速度对飞行发动机绝热层烧蚀影响的实验研究
Relationship among the inclination of a robot's working cone end to the axis, cone vertex angle of the working cone end and the leading angle a in the leading device is set up in this paper. 建立了机器人锥形工作端锥顶角和相对轴线倾角、导向装置导向角a之间的关系式。
Because the author consider that our country is a reality of government's leading society, the analysis of the middle angle from the view of social organization is less and mainly incorporate it into macroscopic perspective to explain. 对于中观社会组织角度的分析,考虑到我国是政府主导型社会的现实情况,分析较少,主要把它并入宏观角度进行阐述。
The influence of the leading angle ( lagging angle) of the current reference signal the parameters and drive mode of the system to the dynamic characteristics are analyzed. 着重分析了电流参考信号超前角(滞后角)、系统参数和驱动方式对无刷直流电动机系统动态性能的影响。
Meanwhile, a new forecasting model is built based on the subsection constant acceleration of slip frequency, and the time when the signal of generator paralleling is send is affirmed by means of leading angle forecasting and exceeded leading angle forecasting. 同时,建立了一种基于滑差分段恒加速的预报模型,并利用越前角和超越前角来确定发送并网信号的时机。
The system described in this paper employs the method of the auto-adjustment of commutation leading angle γ according to load and a terminal voltage position sensor ( VPS) at high speed. 本文介绍了一种换流超前角随负载自动调节并在高速时利用端电压转子位置检测器(VPS)的新颖的无换向器电机(CLM)微机控制系统。
The controlling mode for effectively controlling the leading angle β by a new electrical location sensor is described. The controlling mode for commutation excess angle v and other relevant technical problems are discussed together. 综述了现代电气位置传感器有的控制超前角β的控制方式,并讨论了换向余量角v一定的控制方式及其他技术问题。
It is presented in the paper that the strategy of harmonics injection in both EMF and current and the strategy of leading angle current feedback control are adopted in order to improve performances of the driving system in the electric vehicle. 本文提出了为提高电动车用电动机驱动系统性能,采用在电动机电势和电流中加以特定谐波以及相电压超前的电流负反馈控制策略。
Every main blade has a small blade in its leading edge, which leads to an improvement in the operation condition of the wind-mill at large angle of attack, that is to say, an increase in the starting moment of wind-mill. 每片主叶片前上方配置一小翼,改善了叶片在大迎角情况下的工作条件,增大了风轮的起动力矩。
The test of a flat delta wing with a sharp leading edge and back-swept angle of 60 ° was performed in water tunnel. 对尖锐前缘、后掠角为60°的大攻角平板三角翼模型进行了水洞实验。
Some important theoretical problems concerning the public selection of leading staff from ethic angle are discussed in the article such as establishment of reasonable value quotas and the flexible combination of loyalty& expertise; 从伦理学视角探讨了公开选拔领导干部制度改革的几个重要理论问题:确立科学价值目标,实现忠诚事业和精明能干价值取向的有机统一;
In the paper, we re-defined the concepts of potential leading industry, leading industry and pillar industry from the angle of industrial status changes, discussed the strategies that local governments should adopt to different industries. We also gave macro-features and identification methods of different industries. 从产业地位变化的角度重新界定了先导产业、主导产业和支柱产业的概念,给出不同产业的宏观特征和识别方法,探讨了地方政府对不同产业应采取的对策。
The unsteady lift characteristics of a delta wing with leading edge sweep angle 60 ° are investigated, when the wing is rapidly pitching up at incidence from 0 ° until 90 °. 对前缘后掠60°的三角翼在迎角0°~90°范围内快速上仰时的升力进行了测量。
On this basis, the speed control of step motor is implemented through the control of leading angle. The algorithm of the digital PID regulator is provided. 在此基础上通过控制超前角实现对电视转速的控制,给出了数字PID调节器的算法程序。
The thesis will analyze the basis of establishing the leading educational value from the angle between practice and theory. 关于教育主导价值确立的依据,本文从理论和实践的维度加以分析。
The deepening and development from situated teaching theory and practice will inevitably result in curriculum reforms, thus leading to the developing of situated curriculum, and providing a new angle for course book reforms. 随着情境教学从理论到实践的深化、发展,必然引起课程改革,于是就有了第四章情境课程开发的设想,试图从另一个角度为教材改革提供一个新的视角。
Investigations showed that spanwise blowing is a very effective measure for controlling breakdown of leading edge vortex over the wing and improving the aerodynamic characteristics at high angle of attack. 展向吹气对非定常气动特性影响试验研究研究表明展向吹气是控制机翼上旋涡破裂和流动分离的一种十分有效的气动措施。
Microstructure study and XRD phase analysis indicate that interfacial reactions take place in the RB SiC/ pure Co system, leading to the formation of CoSi, and resulting in the decreasing of the contact angle; 微观结构研究和XRD分析表明,对于SiC/纯Co体系,界面区域发生了化学反应,生成了CoSi,减小了润湿角。
The influence of the compressor blade leading edge wedge angle on the leading edge separation bubble 压气机叶片前缘楔形角对前缘分离泡的影响
And the expressions of electromagnetic power and reactive power are deduced, which pumped storage motor working in leading phase operation. Static angle characteristic is analyzed. 在此基础上,推导抽水蓄能电动机进相运行时电磁功率和无功功率的表达式,分析其功角特性,与稳态运行时的功角特性做比对。
Nowadays, the leading behavioral research has become hot. However, in the past leading behavioral research, people seldom did research from the angle of leading behavior force. 如今关于领导行为的研究已炙手可热,然而在过去的领导行为研究中,人们很少从领导行为动力的角度研究这个问题。
From the government leading angle, the dissertation discussed the rural tourism macroscopic adjusting subject, the essential is to guide the development of rural tourism. 本文从政府的主导角度探讨了乡村旅游宏观调控问题,实质是对乡村旅游发展进行宏观指导。
As for stock returns estimate research, is a very huge topic, at dissimilarity purpose leading bottom will have variety dissimilarity of research angle. 关于股票收益率预测研究,是一个很庞大的课题,在不同目的引导下会有多种不同的研究角度。