| 单词 | observation mine |
| 释义 | > as lemmasobservation mine observation mine n. a mine detonated remotely by an observer (see quot. 1973). ΘΚΠ society > armed hostility > military equipment > weapon > explosive device > [noun] > land-mine petard1566 powder minea1639 fougade1643 bomb-chest1704 caisson1704 globe of compression1771 torpedo1786 fougasse1832 stifler1836 landmine1875 observation mine1886 egg1917 1886 Pall Mall Gaz. 19 Aug. 10/1 ‘Observation mines’ are now automatically fired by a most ingenious method. 1915 Chambers's Jrnl. May 293/1 There are two kinds of submarine mines—namely, the ‘observation’ mine, which is fired by an observer on shore..and the ‘contact’ mine. 1973 J. Quick Dict. of Weapons & Mil. Terms Observation mine, a system in which a mine is moored below a contact buoy. If a ship strikes the buoy, a signal is displayed to an observer. If the observer identifies the ship as belonging to the enemy, he detonates the mine. < as lemmas |
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