单词 | spigot mortar |
释义 | spigot mortar [`spik·ǝt ´mȯrd·ǝr] ORDNANCE A mortar which propels a warhead larger than the bore of the mortar by means of a closed tube (spigot) attached to the warhead and extending into the mortar; the force of the propellant within the mortar acts upon the tube, thus propelling the warhead toward the target. |
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