查询词典 missile

In this work,based on the principle of microdoppler,the mathematical model between missile and decoy is constructed,and characteristics in microdoppler are analyzed through simulation,thus distinguishing the target from heavy decoys and the missile.It offers a new reassuring way to the discrimination of the real or false targets.Keywords : target recognition;warhead;decoy;microdoppler;micromotion

文中在对微动目标微多普勒分析的基础上，建立了导弹与诱饵的数学模型，采用短时傅里叶变换的方法对回波信号进行微多普勒特征提取，仿真分析了导弹与诱饵的微多普勒特征，通过研究其时频分布特点的差异成功的识别出了真假目标，从而为弹道导弹与重诱饵的识别提供了一个新的有效方法。

Other areas managed by the National Park Service include Jewel Cave National Monument near Custer, Crazy Horse Memorial, the Lewis and Clark National Historic Trail, the Minuteman Missile National Historic Site, which features a decommissioned nuclear missile silo, and the Missouri National Recreational River.

其他领域的管理，由国家公园管理处包括宝石洞窟国家纪念碑附近的卡斯特，疯马纪念，刘易斯和克拉克国家历史径，民兵导弹国家历史遗址，其特点是退役核潜艇导弹发射井，以及密苏里州国民游憩河。

The steps of determined MIRV missile separation sequence was explained by calculating numerical example. It is a good assistant method of determining MIRV missile separation sequence.

通过数值示例计算说明了子弹头分导方法的确定步骤，为多弹头导弹分导方法的选择与确定提供了一种有效的辅助手段。

MIRV missile separation rule was built. Preliminary optimum design and optimize separation sequence were carried out. According to target attacking sequence and separation sequence which are preliminarily certain, the optimum separation sequence was determined by building compatibility rule of target attacking sequence and MIRV missile separation sequence.

结合多弹头导弹弹头特性建立了子弹头的分导原则，对子弹头的分导顺序进行了初步设计与优化根据确定的目标打击顺序和优化的子弹头分导顺序，建立目标打去顺序与子弹头分导顺序的一致性原则来确定子弹头的最佳分导顺序。

The miss distance between the missile and target is very important for people to judge the performance of a missile on the target drone.

在靶场试验中，脱靶量对鉴定导弹的性能起着至关重要的作用。

System of coordinates and the transfer of axes are introduced to analyze the force and the moment of force. Based on this, the dynamic equation and the kinematics equation are built. Combining with the mass changes and the control relationship, the kinematics model of missile is completely set up. According to the subject studied in this thesis, and based on some assumptions, the model of Bank-to-Turn missile is built.

引入了研究导弹制导控制系统常用的坐标系及各坐标系之间的关系；分析了作用在导弹上的力与力矩，在此基础上建立了导弹动力学方程和运动学方程，结合导弹质量变化和对导弹的操纵关系，建立了空空导弹的运动学模型；针对本文的研究对象，在一定假设的基础上建立了倾斜转弯导弹的数学模型。

A mathematical model of interceptor missile was constituted based on moment of momentum theorem. And with a view to mathematical model and fire logic of thrusters, a neural network controller of attitude motion system was designed for interceptor missile: acquiring basal controller based on simple method, and adjusting control parameters of simple controller using neural network.

首先基于动量矩定理建立了拦截弹姿态运动的数学模型，然后针对数学模型和推力器点火逻辑的特点，设计了拦截弹姿态运动系统的神经网络控制器。

An event duly noted in Moscow that responded by anchoring three missile boats and the Moskva missile cruiser at the Black Sea Sukhumi port.

一事件充分注意到在莫斯科表示，回应锚固3导弹快艇和莫斯科导弹巡洋舰在黑海的苏呼米港口。

Case one: ignoring atmosphere resistance, the impact point is estimated using the ellipse theory with the data of angle measurement . Case two: considering atmosphere resistance, the coefficient of missile trajectory is estimated by EKF and the impact point is estimated using missile's dynamic model.

忽略大气阻力，根据椭圆理论，利用自由飞行段所获得的弹道参数信息估计导弹落点；考虑大气阻力，通过滤波手段得到导弹的弹道系数，再利用导弹的动力学模型递推精确估计导弹落点。

With the development of the opto-electronic technology, the laser proximity fuze has been widely used in the field of surface to air missile, air to air missile, etc.

随着光电技术的发展，激光近炸引信已经广泛应用于面空导弹、空空导弹等领域。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。