外弹道 outer trajectory
- 推导出了计算低速低伸外弹道的解析式。
The analysis solution of outer trajectory about low speed and flat trajectory is deduced out. - 光学雷达是靶场试验外弹道测量系统中的主要设备之一。
The optical radar is one of the main equipments in shooting range test outside trajectory measurement system. - 光电经纬仪测量元素误差是外弹道测量中最主要的误差源。
Measurement error from the photoelectric theodolite is the main error in the ballistic trajectory measurement.
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