| 释义 |
sonobuoy|ˈsəʊnəʊbɔɪ|
Also sono-buoy, Sono-.
[f. sono- + buoy n.]
A buoy equipped to detect underwater sounds and transmit them automatically by radio.
1945Washington Post 26 Oct. 1/4 The Sonobuoy, a small buoy tossed overboard from plane or ship in the vicinity of a submarine. This device, in use since 1942, gets the sub's location by sound waves and automatically transmits the information to plane or ship by radio. 1950Engineering 29 Sept. 269/3 There is provision for carrying sono-buoys and military stores on the wings. 1969New Scientist 28 Aug. 420/2 Passive detection, that is, listening devices such as sono-buoys, can also be used. 1972Sci. Amer. July 16/3 A hydrophone, dangling from each sonobuoy at a substantial depth, picks up pressure signals that are then relayed by radio to the aircraft. 1973Daily Tel. 24 July 2/7 An RAF Nimrod maritime reconnaissance aircraft will lay Sonobuoys used to detect submarines. |