检查单也可能包含飞行员可能经常使用的与飞机操作相关的补充信息，如性能数据、可选设备操作 等。
A.The Check List may also include additional information relevant to the operation of the airplane such as performance details, alternate equipment operation, etc, which the pilot might rarely use B.The Check List may also contain supplemental information pertinent to the operation of the airplane, such as performance data, optional equipment operation, etc, that the pilot might routinely use. C.The Check List may also cover extra information that the pilot might daily use and is decisive to the control of the airplane such as performance data, alternate equipment operation, etc.正确答案B
