题目内容：
WHC使用的电源为（）A．28VDC；
B．115VAC。
参考答案：
单选：WHC使用的电源为（）A．28VDC；B．115VAC。
- 题目分类：民用航空器维修执照考
- 题目类型：单选
- 查看权限：VIP
A．28VDC；
B．115VAC。
A．28VDC；
B．115VAC。
Trees need water to grow.
Trees need water to grow.
This box can hold more books than that one.
This box can hold more books than that one.
I've lost interest in my work.
I've lost interest in my work.
I would appreciate it if you would just let me deal with this case.
I would appreciate it if you would just let me deal with this case.
创业时要想立足必须（）A．找到合适的点B．找到合作伙伴C．人脉相通D．资金充裕
创业时要想立足必须（）A．找到合适的点B．找到合作伙伴C．人脉相通D．资金充裕