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单选题
Fuel system also includes integral and tip fuel tank leak detection and sealing. Does not include the structure of integral or tip fuel tanks and the fuel cell backing boards, and does not include fuel flow rate sensing, transmitting and/or indicating.
A
A.燃油系统部分还包括整体和顶油箱泄露检测及密封作用。不包括的整体或顶尖油箱及燃料电池衬板的结构，也不包括燃料流速传感、传输和/或指示。
B
B.燃油系统部分既包括整体和顶部油箱泄露检测及密封，还包括整体或顶部油箱及燃料电池板的结构。但是不包括燃料流速传感、传输和/或指示。
C
C.燃油系统部分还包括整体油箱和翼尖油箱泄露检测及密封。不包括整体油箱或翼尖油箱结构及软油箱结构，也不包括燃油流量传感器、传输和/或指示部件。
答案解析
正确答案：C
相关知识点：
燃油系统含检测密封，不含部分结构部件
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