initial velocity造句

• The body appears to remain suspended in space if it has no initial velocity relative to the elevator .
  如果物体相对于升降机没有初速度的话，这个物体看起来就好象是一直悬在空中不动。
• The insertion of the initial velocity is accomplished by offsetting the motor shaft position prior to the start of navigation .
  初始速度的加入可以在导航开始前用预先装走马达轴的位置来实现。
• The measurement system of projectiles initial velocity based on virtual instrument technology
  基于虚拟仪器技术的弹丸初速测量系统
• To change the initial velocity , click on the applet and then change the velocity slidebar
  你可以改变气体分子的速度来观察气压有怎样的变化。
• Technical condition about inflatable device for determining initial velocity of gas emission from boreholes
  充气式钻孔瓦斯涌出初速度.测定装置技术条件
• Dynamic measurement technology of foundation pile with reflect wave method and frequency - initial velocity method and its application
  初速度法基桩动测技术及其应用
• The utilizing firing result is to correct the initial condition when resolving ballistic equation set by using correction of initial velocity and ballistic coefficient converted from the firing result
  采用将射击成果转换为初速和弹道系数修正量，修正解弹道方程初始条件的方式利用射击成果。
• On the basis of duality multinomial fit , the fast algorithm of revising shooting error which is conduced by the changing of cannon muzzle initial velocity is set up
  论述了二元射表多项式拟合，在此基础上作者提出了可行的炮口初速修正快速实时算法，很好的修正了弹丸初速改变量引起的射击误差。
• The physical phenomena of underwater explosion are analyzed , and the initial velocity equations and dynamics equations of water particles , which compose the water columns , are set up
  从分析水中爆炸的物理现象入手，建立了构成水柱的各水粒子的初始速度计算模型，结合水粒子的受力情况，给出了水粒子的运动方程。
• Visar - measured wave profiles on the free surface of target were profiles with an initial velocity jump followed by a smoothly - rising front to the peak velocity amplitude , showing that quasi - isentropic loading has been successfully generated
  Visar测试得到的是波阵面上升前沿被明显展宽的准等熵压缩波，最高的击靶压力达到了260gpa 。
• The origins of dispersion error are analyzed ; effects of initial velocity dispersion , ballistic coefficient dispersion , drift coefficient dispersion , range wind & cross wind dispersion on the ballistic dispersion are discussed
  分析了散布误差的起源，讨论了初速散布、射角散布、弹道系数散布、偏流散布、纵横风散布对密集度的影响。
• The initial velocity jump and velocity peak of the quasi - isentropic waves are greatly concerned with shock wave impedance of the targets . changing the impact conditions , there are evident differences among the quasi - isentropic energy
  随着击靶速度的提高，准等熵压缩波的波阵面前沿的上升时间逐渐减小，而对应的速度峰值和初始跳跃则不断增加。
• In this paper , we describe the research and realization of the high - speed data acquisition system applied in initial velocity radar . the sampling rate can reach 40msps , and the resolution is 12 bits . the acquisition speed that the system provides can be altered
  本文介绍了基于初速雷达的高速数据采集系统的研制和实现方法，该系统提供了最高40mhz的采样速率、 12位采样精度的数据采集通道，且采样频率可调。
• The paper simulate the transient thermal response of projectile wing according to the simulation software , and discuss the ablation characteristic when the projectile wing is in different initial velocity , in different wing shape , in different atmosphere condition and in different material condition
  本文通过仿真软件模拟了弹翼的瞬时烧蚀外形，并详细讨论了不同初速、不同翼形、不同气象条件及不同材料条件下的烧蚀特性。
• The corrected visar - measured wave profiles on the interface between target and window were profiles with an initial velocity jump followed by a stepwise - rising front to the peak velocity amplitude , indicating that quasi - isentropic compression energy waves had been successfully generated
  对visar测试到的波形进行合理的修正后，得到的界面速度波形都是由一个较弱的初始速度跳跃和一段缓慢上升的波阵面前沿所组成的准等熵压缩波。
• The results showed that quasi - isentropic compression energy waves were produced after the impact with mg - face of the flier - plate , whose initial velocity jump , peak velocity and front ' s rise - time were all different from the general shock loading wave profiles
  结果表明，梯度飞片正向击靶后产生的是波阵面明显被展宽的准等熵压缩波，准等熵压缩波的初始速度跳跃、速度峰值和波阵面前沿的上升时间都呈现出不同于传统冲击波陡峭上升波形的特征。
• Geological model is set up by using seismic data interpretation result to perform ray - trace forward modeling analysis , and to guide the establishment of initial velocity model of pre - stack depth migration , thus reaching the purpose of precise image of complex structure under complex surface
  利用已有地震资料解释成果，建立地质模型进行射线追踪正演模拟分析，从而指导叠前深度偏移初始速度模型的建立，达到了复杂地表下复杂构造精确成像的目的。
• The anti - lock braking processes based on logic threshold control are simulated in the environment of matlab / simulink software . the influences on logic threshold control abs by the factors such as road condition , initial velocity , the changing rate of braking torque , delay time , inertia and load are discussed at the same time
  运用matlab simulink软件，对基于逻辑门限控制方法的防抱制动过程进行了计算机模拟，并分析了路面、初速、制动力矩变化率、延迟时间、转动惯量及载荷等因素对逻辑门限控制abs的影响。
• As a part of the civil 863 plans , two multiple - contact models for two kinds of braking system are built in the paper , in which contact fields are described as coons surfaces , initial velocity is programmed in fortran . the thermal - mechanical coupling braking processes are simulated for the first time by msc . marc , the general - used nonlinear fem software . time distributions of the velocity , the stress and the temperature of the components under various initial velocity and brake force are obtained , which offer theoretic gist to study the life of the wheel , the disc and so on
  作为国家行业863重大课题《铁路机车车辆虚拟样机系统》的一部分，本文在研究接触问题和热?机耦合问题数值方法的基础上，采用国际上通用的非线性有限元分析软件msc . marc建立了踏面制动和盘形制动主要部件的多体接触计算模型，其中用解析方法描述，即用nurb曲线、高斯曲面来描述接触区域，用fortran语言编写定义初速度的用户子程序，首次对两种制动过程热?机耦合进行了数值仿真，定量给出了主要制动部件在不同初速度、不同制动力下各个时刻的速度、应力和温度的变化规律，为研究车轮、闸瓦以及制动盘寿命提供了理论依据。
• The results showed that quasi - isentropic compression energy waves were produced after the impact , whose initial velocity jump , peak velocity and front ' s rise - time were all different from the general shock loading wave profiles . furthermore , the higher the impact velocity , the smaller the extended wave ' s front while the higher the peak velocity
  结果表明，梯度飞片击靶后产生的是波阵面明显被展宽的准等熵压缩波，准等熵压缩波的初始速度跳跃、速度峰值和波阵面前沿的上升时间都呈现出不同于传统冲击波陡峭上升波形的特征。