英语词汇percussion powder怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	percussion powder
释义	percussion powder 简明释义雷管火药专业释义 1 军事学击发药冲击敏感药 2 化学雷管火药双语例句 1 Solution was proposed in which PVDF piezoelectric film was used to detect the percussion force of powder grains to projectile base in launching environment, and the feasibility was discussed. 提出了利用PVDF压电薄膜测量火炮发射过程中火药颗粒对弹底撞击应力方案，论述了该方案的可行性。
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