题目内容：
A.220
B.380
C.127
D.190
参考答案：
答案解析：
选择题：A.220 B.380 C.127 D.190
- 题目分类：电气工程师
- 题目类型：选择题
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A.220
B.380
C.127
D.190
A.220
B.380
C.127
D.190
A.6V B.9V C.12V D.5V
A.6V
B.9V
C.12V
D.5V
A.3 B.6 C.4 D.1.5
A.3
B.6
C.4
D.1.5
A.220
B.380
C.127
D.190