1) collision-free navigation
无碰撞导航
2) collision course
碰撞航向
3) random collisions
无规碰撞
1.
The random collisions make the polished surface fractal like, the power spectrum density function obeys the reversed power law, this explained the origin of the reversed power law of fine polished optical surface
用数值方法研究了抛光粒子对光学表面的无规碰撞对光学表面的粗糙度和功率谱密度的影响。
4) NHZ
无碰撞区
1.
Based on perfect sequences,a new construction method of frequency-hopping sequences with no-hit zone(NHZ-FH sequences) is presented.
基于完备序列,提出了一类无碰撞区跳频序列集的构造方法,分析了跳频序列集的性能,证明了该跳频序列集达到了理论限。
补充资料：奥米加导航系统(见飞机双曲线导航系统)
奥米加导航系统(见飞机双曲线导航系统)
Omega navigation system
Aomiiia daohang Xitong奥米加导航系统(omeg。。avigationsystem)见飞机双曲线导航系统。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条