在战斗部威力评估中，引入战斗部破片场的概念，建立了基于射击迹线技术建立的破片场描述方法。

The concept of warhead fragment field is introduced into warhead lethality assessment, and the model for describing the fragment field is developed based on shot-line method.

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为研究近炸引信预制破片弹的战场使用 ，计算其对目标全航路程射击效率是必要的 。

To study the combat of proximity fuzed ammunition, the combat effect calculation is the key.

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