The mass center motion equations of a damp-increasing range correction projectile were …
用增阻系数的概念,建立了增阻式射程弹道修正弹的质心运动方程组。
The mass center motion equations of a damp-increasing range correction projectile were established by the concept of damp-increasing coefficients.
用增阻系数的概念,建立了增阻式射程弹道修正弹的质心运动方程组。
The range correction efficiency can be enhanced obviously with strap-down SINS adopted, and the precision of the method for the quadratic model is higher than that for the linear model.
计算结果表明,捷联惯导的引入使射程修正效果大幅度改善,且采用二次修正模型比线性模型具有更高的方法精度。
While impulse forces not acting on the centroid, the influence of accessional attack Angle oscillation amplitude, impulse force scale and function time interval on range correction was discussed.
针对非质心作用推力的情况,讨论了附加攻角振荡幅度、脉冲推力大小、作用时间间隔等因素对于修正距离的影响。
Potential - has professional goals, good learning skills, curiosity, adaptability and performs constant self correction (range: from person who reached his limits to the future programming star).
潜力无限-拥有职业目标、出色的技能、好奇心、较强的适应性,并且能够不断自省(范围:从一个达到极限的人,到未来的编程之星)。
This paper detailedly analyzes precise Range Cell Migration (RCM) correction of the targets and motion error compensation of platform in high resolution airborne SAR data processing.
该文较为详细地分析了高分辨率机载SAR数据处理中,有关目标距离单元徙动(RCM)校正和平台运动偏差的精确补偿问题。
Generally speaking, penal sentence is the precondition of community correction. In fact, that limit the range of community correction.
一般而言,社区矫正以刑罚的判处为前提,这实际上就界定了社区矫正的范围。
Error correction technique is used to make the system error within the allowed range so that system test accuracy is greatly increased.
利用误差修正技术,将系统误差修正到测量允许的范围,大大地提高了系统的测试准确度。
The symbol of Doppler correction for pseudo range observations is the same as that of the rate of pseudo range variation.
伪距观测值的多普勒改正的符号与伪距变化率的符号相同。
When using the temperature correction function for gases, the temperature variation range, to which the curve-fitting method applies, can be extended.
对气体采用温度修正函数时,能够扩大该曲线拟合法适用的温度变化范围。
After the correction to nonlinear, it is possible to expand the measuring range and to improve the accuracy of measurement.
在经过对非线性特性的校正后,有可能扩大测量范围,提高测试精度。
Being different from applying the window with better spectrum characteristic to reduce the long-range leakage, a new method, named multi-spectrum-line interpolation correction algorithm MICA.
据此,不同于以往应用性能较好的窗函数来减小长范围泄漏效应的作法,提出一种能同时修正长、短范围泄漏的多谱线插值新算法。
Theory, operating features and interface relations of three correction modes for the inertial navigation; Short-Range Radio Navigation, Long-Range Radio Navigation and Visual, are presented.
从校正方式组成及原理入手,详细地介绍了某型飞机导航系统惯导几种校正方式的使用特点及相互交联关系。
Secondly, many motion compensation methods are compared and improved including range alignment and phase correction in order to satisfy various targets imaging conditions.
其次针对目标的特殊性,总结了各种运动补偿方式,归纳改进了适合自旋稳定目标成像的包络对齐及相位校正的算法。
Squinted equivalent range model is used in range impulse impressing to achieve range migration correction accurately.
距离压缩采用斜视等效距离模型,实现精确的距离徙动校正。
For beam passing through cavity mirror twice in multi-pass amplifier laser facility, deformable mirror is often applied at location of cavity mirror for the goal of improving correction range.
在多程放大系统中,激光一般要经过腔反射镜两次,将变形镜置于腔反射镜位置能够有效提高其校正量。
BP algorithm replaces the concept of phase with delay time, so it is irrelevant to frequency and the problem of range migration correction does not exist.
BP算法由于用时延代替了相位的概念,故与频率无关,不存在距离徙动校正的问题。
Abstract : When using the Range-Doppler model for SAR image geometric correction, the error of satellite orbit, imaging parameter and DEM elevation will affect the geometric correction accuracy.
摘要 :使用距离多普勒模型进行SAR影象几何校正时,卫星轨道误差、系统成像参数误差和DEM高程的误差会影响几何校正精度。
In this paper, the influence of doppler effect on GPS pseudo range measurement is described and the model of doppler correction for GPS pseudo range measurement is established.
论述了多普勒效应对GPS伪距测量的影响,建立了GPS伪距测量多普勒改正的模型。
A capillary gas chromatography method for determination furfuryl alcohol was established through studying correction factors and range of sample size.
通过对工业糠醇各组分相对重量校正因子和样品进样区间的研究,建立了一种用毛细管气相色谱测定工业糠醇的方法。
The standard method with atmospheric pressure correction for distillation test of coking benzene products is studied. The distillation range of coking benzene products is defined.
研究了焦化苯类产品蒸馏试验的气压补正标准方法,对焦化苯类产品的馏程范围进行了定义。
As an example, a correction method based on BP is applied to reduce the nonlinear output errors of range sensors.
以距离传感器为例,将基于BP神经网络的校正方法应用于减少距离传感器的非线性输出误差。
The algorithm completes range migration correction through correcting the linearity Doppler frequency line. It can avoid one time inserting processing and reduce calculation.
该算法通过对具有线性的多普勒谱线进行校正来完成距离迁移校正,避免了一次插值运算,减少了运算量。
The accuracy of projectile range prediction is an important indicator of trajectory identification system capacity, which influences the performance of the trajectory correction fuse directly.
射程预测精度是衡量弹道辨识系统的重要指标,直接影响弹道修正引信的工作性能。
According to the range equation and Doppler positioning equation, geometric correction calculating expressions corresponding to ECS algorithm were derived.
根据距离方程和多普勒定位方程组推导了针对ECS成像算法的几何校正计算公式。
Finally, calculation is made on typical long range ballistic missile according to the model. The results shows that the formulas can meet required precision in correction before the launch.
并按该计算模型,对典型远程导弹进行了计算,结果表明,该修正公式计算精度高,能用于导弹射前修正。
It has put forth the minimum calibration range and error correction provided it is accepted by engineering requirements.
在工程需要可以接受的前提下,提出了最近标校距离以及误差修正。
It is proved that this method ensures the advantages of real-time processing and simple algorithm while improving the accuracy of the Two-point correction and enlarging dynamic range.
实验验证,该方法在保证了两点校正的实时性高、算法简单的优点的同时,提高了两点校正的精度,扩大了其动态范围。
With a global spectral model (T63L9), a error correction method for medium range weather forecasting has been studied using initial fields of four time periods in 1994.
本文利用一个全球谱模式(T63L9)和1994年4个时段个例的全球客观分析资料探讨了中期数值天气预报的误差订正方法。
The communication range can be increased by enabling a Forward Error Correction option, which is integrated in the modem.
通过开启集成在调制解调器上的前向误差校正选项,能使性能得到提升。
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