“percussion firing mechanism”的概念、定义、翻译、参考文献-科学参考

单词	percussion firing mechanism
释义	percussion firing mechanism [pǝr`kǝsh·ǝn ¦fir·iŋ ´mek·ǝ´niz·ǝm] ^ORDNANCE Any firing mechanism which fires the primer by percussion.
随便看	drill-hole survey drill-in drilling drilling break drilling column drilling fluid drilling machine drilling mud drilling platform drilling rate drilling time drilling time log drill jig drill jumbo drill log drill out drill-over drill pipe drill point gage drill press drill rod drill runner drill sleeve drill socket drill steel

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