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单词
obstacle clearance
释义
obstacle clearance
obstacle clearance
[
′äb·stə·kəl ‚klir·əns
]
(navigation)
In air operations, the vertical distance between the lowest and the authorized height of operation.
obstacle clearance
In air operations, the vertical distance between the lowest and the authorized height of operation.
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snpt
snptc
snptes
snpu
snpv
snpvac
snq
snqat-nq
snqc
snql
snqp
snr
snr1
snra
snraa
snramp
snras
snrb
snr bandwidth product
snrc
snrcu
snrd
snre
sn reaction
sn reactions
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更新时间:2024/12/23 9:43:24