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单选题
563.哪个设备用于实现自动卸载( )Which device is used to automatic shed?
A
只有ECMU1 ECMU1 only
B
只有ECMU2 ECMU2 only
C
ECMU1和ECMU2
答案解析
正确答案：C
解析：
题目解析
哪个设备用于实现自动卸载( )Which device is used to automatic shed?
答案:C
解析：题目中询问的是哪个设备用于自动卸载。根据选项，正确答案是C，即“ECMU1和ECMU2”。因为在选项C中提到了两个设备，这两个设备都用于实现自动卸载，与题目的要求相符。
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