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单选题
WHEN AN APU FIRE OCCURS ON GROUND:
A
The APU is shut down by closing the fuel isolation valve and thefire stops.
B
Only the APU electrical system and fuel system are quicklyisolated.
C
The APU shut down and the extinguishing system triggeringare automatic.
D
Evertthing is not true
答案解析
正确答案：C
题目纠错
