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单选题
569、Limitations associated with optional systems may be included in this section.
A
Only the limitations which are relevant to optional systems might be including in this section.
B
This section includes all the limits of, the optional systems and equipment.
C
Limitations related to optional systems may be contained in this section.
答案解析
正确答案：C
解析：
解析:associated with o 与…有关,与…相联系。optional 可选择的
