在更靠近地球一点的空间，中国使用的长波雷达可能能够在一定条件下侦测到隐形飞机，尽管这些长波雷达还不足以用于引导导弹展开攻击。
Closer to earth, China USES long wavelength radars which are probably able to detect stealth aircraft in some conditions, although they are not fine enough to use for engagement by missiles.
在被飞行员用于描述偏置航路时，除了在雷达控制的情况下，确定直线航段的导航点成为必报点。
When used by pilots in describing off-airway routes, points defining direct route segments become compulsory reporting points unless the aircraft is under radar control.
将雷达转换为姿态角不断变化的目标体坐标系下一点，研究雷达视线在目标体坐标系下的方位和高低角。
Considering radar as a point in variational target body coordinate, we can study the azimuth and elevation of line of sight of radar in target body coordinate.
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