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无源红外
无源红外
el.
passive infrared
|
夜视仪
夜视仪
el.
night vision device
;
night-vision goggles
oil
snooperscope
to phrases
无源红外
探测器
el.
passive infrared
detector
无源红外
:
16 phrases
in 3 subjects
Air defense
4
Aviation
3
Space
9
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