问题
单项选择题
柴油若含有水分,将引起柴油发动机排气管冒()。
A、白烟
B、黑烟
C、蓝烟
D、灰烟
答案
参考答案:A
柴油若含有水分,将引起柴油发动机排气管冒()。
A、白烟
B、黑烟
C、蓝烟
D、灰烟
参考答案:A
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