烟火信号弹 signal rocket
船用烟火信号弹 marine pyrotechnics
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本论文主要研究了一种对底部排气弹能实现有效增程的烟火型底排剂配方。
This article is mainly on developing a new pyrotechnic exhaust composition, which can efficiently extend range to the base bleed.
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红外烟火剂是红外干扰弹的重要组成部分。
IR pyrotechnic materials are the important components of IR decoy flare.
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