Clinical application of skip lamina decompression and laminoplasty with reconstruction of spinous processes;
跳跃式椎板减压与成形并棘突重建的临床应用
By mathematical simulation,the velocity loss of skip trajectory caused by gravity and attack angle was calculated.
利用数学仿真计算了由重力、攻角等因素引起的跳跃式弹道的速度损失,分析了跳跃式弹道速度利用率、射程和突防能力等性能,并与抛物线弹道进行了比较。
In this paper,the simulation model of missile defense system is established and the penetration effectiveness of wavy trajectory missile is analyzed.
建立了导弹防御系统仿真模型,对跳跃式弹道导弹的突防效能进行了分析。
Aimed to retard the response of a ballistic missile defence system, wavy trajectory with three crests was designed in this article to replace the traditional parabola trajectory.
从延缓导弹防御系统的早期预警时间着手,将传统弹道导弹的抛物线弹道中段设计成有多个波峰的跳跃式弹道,使得探测系统在导弹再入大气层之前,很难准确探测和计算导弹的落点,从而大大地提高了弹道导弹的突防能力。
A new redundant Booth algorithm for radix8 and a novel leapfrog Wallace tree structure are presented for enhancing comprehensive performance of multiplier.
为了提高乘法器的综合性能,提出了一种新的冗余Booth三阶算法和跳跃式Wallace树结构,前者可以减少部分积的数目,提高部分积的产生速度,后者可以加快部分积的压缩,减少电路内部的伪翻转,从而降低功耗。
In order to improve performance of multiplier,this paper adopts modified Booth algorithm to generate partial product,proposes the leapfrog Wallace tree architecture to compress partial product,and introduces the modified LING adder to compute the final sum of the result of Wallace tree.
采用改进的Booth算法生成各个部分积,利用跳跃式Wallace树结构进行部分积压缩,通过改进的LING加法器对压缩结果进行求和。