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单选题
232.当A330飞机采用无防滞的备用刹车时,脚蹬通过辅助低压力控制系统进行刹车控制,此时刹车压力靠哪个活门进行调节? ( )When the A330 aircraft use alternate brake which with no antiskid brake , pedal through the auxiliary low pressure control system of brake, which the valve adjusted the brake pressure ?
A
备用刹车关断活门(ALTERNATE SHUT-OFF VALVE)
B
双梭子活门(DUAL SHUTTLE VALVE)
C
双活门(DUAL VALVE)
答案解析
正确答案：C
解析：
题目解析：当A330飞机采用无防滞的备用刹车时，脚蹬通过辅助低压力控制系统进行刹车控制。在这种情况下，刹车压力是由"双活门（DUAL VALVE）"进行调节的。这是因为双活门控制刹车压力，使飞机能够在备用刹车模式下进行安全的刹车操作。
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