对于A320飞机,当使用APU引气供给两个空调组件工作,如果流量控制旋钮放到NORM位,则此时组件提供:().
A.低流量
B.高流量
C.正常流量
D.经济流量
参考答案:B
When a customer withdraws money from the bank, it is required to leave his signature. But how can we be sure it is_______?
A.absolute
B.alternative
C.academic
D.authentic
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