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air defense
 air defense
avia. 防空
 | coverage
 coverage
gen. 新闻报导
fin. 保额范围; 保险总额; 险别
interntl.trade. 保险险别
met. 覆盖; 镀层; 有效区
rem.sens. 覆盖区

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air defense

['eədɪ'fens]
avia. 防空
 English thesaurus
air defense ['eədɪ'fens]
mil., logist. Set of measures designed to suppress or limit an enemy air action. (FRA); All actions conducted by specialized units in order to guarantee the freedom of action of the land forces against the enemy's air actions. For the army, these specialized units include the AD artillery and army aviation formations. (FRA)
USA Defensive measures designed to destroy attacking enemy aircraft or missiles in the atmosphere, or to nullify or reduce the effectiveness of such attack (JP 3-01) see also active air defense, aerospace defense, passive air defense
air defense
: 424 phrases in 15 subjects
Air defense53
Architecture5
Astronautics1
Aviation145
Electronics40
Explosives and Explosive Ordnance Disposal1
General37
Military4
Nautical2
Scientific4
Shipbuilding2
Space113
Technology7
United Nations3
United States7

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