发射器

Because there is a declension when we count the burning rate of propellant with geometry comburent law, so the notion of relative pressure impulse is introduced which correspondent statistical average thickness in the law of gasses generation, ultimately acquire theΨ-Z curve by p-t curve which is measured by closed bomb.

几何燃烧规律在计算发射药的燃速时存在偏差，因此引入与统计平均厚度概念相对应的相对压力冲量来代替相对厚度，根据密闭爆发器实测的p-t曲线直接计算得到Ψ-Z曲线，建立了发射药实际燃烧速率模型，并编程进行了模拟计算。

A mechanism for launching aircraft at a speed sufficient for flight, as from the deck of a carrier.

弹射器以适于飞行速度的发射航空器的一种机械装置，如从航空母舰的甲板上发射

through the analysis of the infrared emission coding, this paper presents a kind of design scheme of infrared remote controller based on the mcu at89s52.in this paper, the remote controller learns infrared code by pulse width measuring, saves code by index, outputs carrier wave by timer.

通过对红外遥控器发射编码的分析，提出了一种以单片机at89s52为核心的自学习型红外遥控器的设计和实现方案。在方案中采用测量脉冲宽度的方法来学习红外遥控编码，采用索引存储的方法来保存学习到的红外编码，采用单片机定时器来产生红外编码发射所需要的38khz红外载波。

The poisonous gas in combustion gases for gun propellant by manometric bomb test was analyzed by infrared spectrum technique.

采用密闭爆发器模拟发射药实际燃烧过程中生成燃气，并用红外光谱分析技术检测发射药燃气成分中毒性气体。

On the basis of investigating the sound field of a plane piston transducer and the relations between sound field and radiation force, by settling four plane piston transducers driven at the same frequency at each corner of a regular triangular pyramid with their sound-beam axes crossing at the center of the pyramid, this technique uses ultrasonic wave synthetic theory to acquire a three-dimensional ultrasonic standing wave field. The micro-component can be captured, transported, released in the range of space by adjusting the phase of the transducers.

在研究单个圆形平面活塞换能器声场分布以及声场和辐射力关系的基础上，将以相同频率驱动的4个平面活塞换能器呈正四面体放置，利用声波合成原理获得三维超声驻波场，通过调整各个换能器发射信号相位之间的关系实现对微构件在空间范围内的俘获、移动、释放等操纵。

The national defence basic project as background and the dynamic model of cotrolled transfer matrix for multiple launch rocket was created in order to reduce the initial disturbance of rocket projectile. The causes that affect the angle change of orientation locator were analyzed by the engineering system dynamic theory base on multibody system transfer matrix method. The simulation of dispersion for multiple launch rocket was implementation, and the affect law between the angle of elevation and side deflection and the control parameters was acquired. The control module was installed on the orientation locator of multiple rocket launcher to control the initial disturbance of rocket that provide new method and theory base and show the engineering system dynamic base on the multibody system transfer matrix method is effective.

本文以国防基础科研项目为背景，建立了通过控制定向器角运动来减小火箭弹起始扰动的多管火箭受控多体系统动力学模型，应用基于多体系统传递矩阵法的工程系统动力学理论，进行了定向器角度运动的影响因素分析，进行了受控多管火箭炮发射动力学和密集度数值仿真，得到了定向器俯仰和侧偏角控制参数对俯仰角和侧偏角的影响规律，为在火箭炮定向器上加装控制集成模块控制火箭弹的起始扰动和射击精度提供了新思路和理论基础，也表明了基于多体系统传递矩阵法的工程系统动力学理论的有效性。

The effects of the content of Hexogenand Nitroguanidine on the combustion behavior of nitramine propellant s under low pressure were studied in the closed bomb.

为了研究RDX和硝基胍对硝胺发射药在低压下燃烧性能的影响，对六种RDX/NGu配比不同的硝胺发射药进行低压密闭爆发器静态燃烧实验，获得了在20~60MPa压力范围内硝胺发射药的燃烧试验数据。

In this paper ,move ment pri nci ple of rocket i n direction pi pe was got by dy— namic si mulation ,and effect characteristic consideri ng contact stiffness ,detent force and nozzle thrust misalignment a— bout pitchi ng angle velocity was analysis .All the study set foundationfor further study of high—lowpressure launch sys— te m.

通 过发射仿真分析，获得了火箭弹在高低压发射系统中的内弹道变化规律，分析了火箭弹与定向器的接触刚度、耳轴扭转刚度、尾喷管推力偏心等因素对俯仰角速度的影响特性，所得结论为火箭武器高低压发射系统的进一步相关研究奠定了基础。

The firing unit comprises a four-cell missile launcher; a monopulse J-band tracking radar with an operational range up to 17,000m; a TV tracking system with an operational range of over 15,000m in clear weather; an infra-red localiser; a data processing unit; a wire network between itself, the search unit, and other firing units.

发射单元包括一套四单元导弹发射装置；一部单脉冲 J-波段操作距离达到17，000 米的跟踪雷达；一套电视跟踪系统，操作距离在晴朗天气15，000米；红外定位器；一套数据处理单元；它自身、搜索单元和其它发射单元之间的一个导线网络。

Minimum mean-square error decision feedback equalizer was used to preprocess this model and a decoder with boundary controlled Fano tree search algorithm was proposed.

该解码器可达到几乎最大似然性能，在很大的信噪比区域范围内其复杂度比目前典型的解码器低，而且该解码器可用于发射天线数大于接收天线数的系统。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。