By combining theory analysis with test measurement, the velocity attenuation regularity of projectile fragments was discussed.
采用理论分析和试验测试相结合的方法，对弹丸破片的速度衰减规律进行了研究。
By combining theory analysis with test measurement, the velocity attenuation regularity of projectile fragments was discussed.
采用理论分析和试验测试相结合的方法，对弹丸破片的速度衰减规律进行了研究。
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