问题
单项选择题
CRH1的总风压降到（）时，会出现“主风缸压力低”的警告。
A.600kPa
B.650kPa
C.700kPa
D.750kPa
答案
参考答案：C
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CRH1的总风压降到（）时，会出现“主风缸压力低”的警告。
A.600kPa
B.650kPa
C.700kPa
D.750kPa
参考答案：C
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