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doppler radar
释义
WordReference Random House Unabridged Dictionary of American English © 2024
Dop
′
pler ra
′
dar,
[
Electronics.
]
Electronics
a radar tracking system that determines the velocity of a moving object by measuring the Doppler shift of the frequency of a radar signal reflected by the object. Cf.
DOVAP.
1955–60
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set on
seton
seto naikai
setose
set out
setout
set piece
set point
setpoint
setscrew
set shot
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settecentesque
settee
setter
set theory
setting
setting-up exercises
settle
settleability
settleable
settledness
settle down
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更新时间:2026/9/26 17:55:27