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单选题
4,5号风挡如果出现过热：
A
WHCU将断开风挡电源
B
过热时驾驶舱信号牌上会有故障指示
C
4,5号窗的过热电门作动,断开风挡加温电源
D
通过风挡控制电门断开加温电源
答案解析
正确答案：C
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