This paper draws out a kind of more optimizing method in guidance control that guides the practical velocity to required velocity by controlling the practical thrust direction in accordance with ideal optimal thrust direction.
提出了一种更优化的导引控制方法——通过控制实际推力方向与理想最优推力方向一致,使导弹的实际速度达到需要速度。
When solving required velocity,It real-timely thinks about influence of oblateness of the earth and gives the process of solving required velocity by midcourse trajectory method.
求解需要速度时,实时地考虑了地球扁率的影响,并给出了利用中间轨道法求解需要速度的过程。
In order to improve the calculation accuracy of required velocity,and efficiently control the hit accuracy of long-range ballistic missile,the paper presented required velocity compensation calculation model that is remarkably affected by the earth eccentricity,gravity anomaly and reentry resistance.
为了提高需要速度的计算精度,有效控制远程弹道导弹落点精度,通过分析地球物理摄动因素对远程弹道导弹落点精度的影响,提出了关于显著影响需要速度计算的地球扁率、扰动引力和再入大气阻力三个因素的补偿计算模型,并给出了仿真计算步骤。
Dummy aim calculation is needed in the close-loop guidance based on the requiring velocity,which only can be acquired by linearization the earth oblateness and reentry aerodynamic force influence.
基于需要速度的闭路制导要进行虚拟目标计算,在修正地球扁率和再人段空气动力的影响时通常只能采用线性化等简化手段,随着导弹技术的发展,由此而带来的方法误差所占比例必将增大。
It should not be assumed, however, that the kind of critical thinking called for in a particular position is identified with the critical thinking ability measured by this test.
但不能由此而认为某个岗位需要的深度理解能力就等同于测验所测到的深度理解的能力。
The simplest procedure is to immerse the stoppered bottle to the required depth.
最简单的方法是将带塞的瓶子浸没在需要的深度。
Some problems of perfecting the basic economic system;
完善基本经济制度需要深入探讨的几个问题
The new subject needs to be explored in depth .
需要深入探索新的主题。
This method has simple creating process and high precision, and can be used in wavefields depth extrapolation.
该方法设计简单，精度高，能够满足波场深度延拓的需要。
Depths below datum are calculated from the corrected reflection times.
基准面以下的深度，需要根据作过校正的反射波时间来计算。
To Build Responsible Government Requires Carrying Forward Administration Responsibility System Deeply;
建设责任政府需要深入推进行政问责制度
Meeting the Need of the Development of Market-oriented Economy, Deepening the Reform of Tax System;
适应市场经济发展需要 深化税收制度改革
With the advent of information era and the popularization of computers, the depth and extent of using distribution information should be more enlarged.
随着信息时代的到来和计算机的普及，配网信息应用的深度和广度都需要进一步扩展。
But this needs profound writing ability and a great number of times.
这需要深刻的文字底蕴和大量的时间。
The Dutchman insists strength in depth is exactly what Liverpool needs to achieve Premier League glory.
而荷兰人则表示加强球队深度是必要的，利物浦着实需要得到英超联赛冠军。
Intercession will lead to the feeling of the need of a deeper adoration.
代祷能使你感觉需要更深的敬拜。
require a specified depth for floating.
需要一定的水深以使船浮起。
All these deep-rooted and underlying problems will take time to be addressed.
而解决这些深层次的问题需要时间。
What is the deep down needs of Taiwanese people?
台湾人民心底最深层的需要是甚麽？
This is a new subject and needs to be explored in depth.
这是个新课题, 需要深入的研究。
"Eight Hua": to Be Emphasized in the Process of Deepening the Reforms in Agricultural System
深化农业体制改革需要重视的“八化”
A high degree of accuracy is needed.
需要有高度的准确性.