单词	percussion coring bit
释义	percussion coring bit un.冲击式取心钻具
随便看	air defense identitication zone air defense indentification zone air defense indentification zoneadiz air defense information defensive operation air defense information war air defense information warfare Air Defense Initiative Air Defense Inspector Provost Marshal air defense installation air defense institute Air Defense Integrated System Air Defense Intercept Air Defense Interceptor Air Defense Interceptor Zone Air Defense Intercept Schedule air defense in zone Air Defense Liaison Office Air Defense Liaison Officer air defense management office air-defense means of syria Air Defense Medal Air Defense Missile air-defense missile Air Defense Missile Base Air Defense Missile Battalion