This paper mainly studies how to accurately fit the air dynamics parameter by the ballisticdata of projectiles' free flight.
论文主要研究从弹丸自由飞行数据中如何准确地拟合空气动力系数。
2
Without ballistic plates, the KDH plate carrier weighs 6.47 pounds, according to PEO Soldier data.
根据PEO士兵的数据，KDH的防弹携行装具除了弹道板重约6.47磅。
3
As a primary problem of Ballistic target tracking which is a key technology in radar data processing, tracking initialization plays a very important role.