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单选题
74.How do you check the oil quantity ?
A
On the ECAM OIL page, or on a sight glass on the oil cooler,or by CFDS interrogation.
B
On the ECAM OIL page, or on a sight glass on the accessor gearbox, or by CFDS interrogation.
C
Only by CFDS interrogation and on the ECAM ENGINE/WARNING page.
答案解析
正确答案：B
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