recognition signal การใช้

• On 31 March, she sighted a destroyer that offered no recognition signals.
• "Seawolf " and exchanged radar recognition signals at 0756 on 3 October in the Morotai area.
• When the brig did not return the recognition signals D'Arcey sailed away, with the brig in chase.
• Jones hoisted recognition signals which were unanswered.
• If the infiltrating party is to be met by local supporters, there must be pre-agreed recognition signals.
• About two hours later, the plane sighted a second submarine with which it attempted to exchange recognition signals.
• The John Rodgers, had captured British recognition signals and so was able to decoy " Highflyer " alongside.
• Initially unconvinced, Shortland raised the recognition signal for Spanish vessels and received the correct reply from the lead frigate.
• Just as " Willmarth " began to flash a call for recognition signals, the freighter commenced fire with guns.
• By 12 : 00, Woodriff had realised that the approaching ships did not know the recognition signals and therefore must be enemies.
• The Captain ordered the Union Jack raised along with " City of Rome's " recognition signals as " Yale " passed the fort.
• During the next half-hour she chased the enemy which responded with " incoherent recognition signals " rather than with torpedoes or return fire.
• Hornblower's French-built ship is subsequently mistaken for a friendly vessel by a small French brig, which flies the enemy's recognition signal for the day.
• The Cold War brought regiments of spies to Washington with their cover stories, dead drops, deceptions, recognition signals and other tools of the trade.
• It made no recognition signals and, as a result, it was taken to be a British reconnaissance aircraft and fired upon by the ships.
• Additionally, the recognition signal is not a sound or a particular behavior since " O . bauri " is able to recognize dead nestmates.
• During its cruise in the North Sea, the fleet experimented with wireless telegraphy on a large scale and searchlights at night for communication and recognition signals.
• A few minutes later " Tipperary " flashed the recognition signal and was immediately lit up by the searchlights of three German battleships and three light cruisers.
• The captain of the submarine, Commander Michael St John, was surprised to see the recognition signal coming from the shore and replied by using his periscope to signal back.
• Others say his nickname came from an imitation of the call of the tawny owl ( the " chouette hulotte " ) he customarily used as a recognition signal.