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单词 dropsonde
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dropsonde
dropsonde n.
Brit. /ˈdrɒpsɒnd/
,
U.S. /ˈdrɑpˌsɑnd/
a radiosonde dropped from an aircraft to measure weather conditions during its descent.
ΚΠ
1946 Bull. Amer. Meteorol. Soc. 27 162/1 Droppable radiosondes..can be dropped by parachute; they emit radio signals... The accuracy of the resulting..data is comparable with similar data from the usual radiosondes... These ‘drop~sondes’ should be quite valuable.
1951 in Meteorol. Abstr. (1952) III. 6 (title) Dropsonde observations.
1963 New Scientist 14 Nov. 396/3 A ‘dropsonde’ to measure low densities and temperatures.
1968 G. M. B. Dobson Exploring Atmosphere (ed. 2) ii. 19 The instrument is carried up on a small rocket to a height of about 70 km and there released, when it descends on a large parachute... Such instruments are sometimes known as drop-sondes.
extracted from drop-comb. form
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