【单选题】
“Encounter”means_________
A. spend
B. meet
C. counter
D. get
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答案
B
解析
暂无解析
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【单选题】
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【单选题】
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“FMC”is a system in an aircraft to manage the______.___
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【单选题】
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【单选题】
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管制员在对空指挥过程中，越是繁忙的时候，语速应___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
Aircraft are required to comply with ATC instructions within______.___
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【单选题】
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【单选题】
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