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单选题
899、飞机导航系统向机组人员提供飞行所需的数据,并满足最适当的安全要求。
A
The aircraft navigation systems provide the crew with the data required for flight within the most appropriate safetyrequirements.
B
The aircraft navigation systems provide the flight which is required by the crew, and meet the most provisionally safetyrequirements.
C
The aircraft navigation systems provide the flight which is required by the crew, and meet the most appropriate safetyrequirements.
答案解析
正确答案：A
解析：
解析:注释: data 数据。appropriate 适当的; provisionally 临时的。
相关知识点：
导航系统给机组飞行数据
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