单选题

It includes those maintenance practices necessary to prepare the aircraft for weighing.

A它包括了准备飞机称重时的有用的维护信息；

B它包括了准备飞机顶起时的必要维护工作的信息；

C它包括了准备飞机称重时的必要维护工作的信息；

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正确答案：A （备注：此答案有误）

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