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flight information service
飞行情报服务
提供规定区域内航行安全、正常和效率所必需的航行资料和数据的服务。作为空中交通服务的主要内容,是保障现代民用航空安全运行的重要组成部分。
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short lived intermediates
short lived nucleus
short-lived nucleus
short-lived plant
short-lived radionuclide dating
short-lived star
short lyric
short memory model
short memory stationary process
short memory time series
short message communication
Short message service
short/micro film
short multiplication
Short Natural Treatises
shortness
shortness exponent
shortnose chimaeras
short-nosed fruit bat
short-of-print book
Short Parliament
short paste
short period
short-period Cepheid
short-period comet
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