题目内容：
A ()amplifier provides signal amplification with little or no distortion, so that the output is proportional to the input.A.nonlinear
B.linear
C.electronic
D.all of above
参考答案：
选择题：A ()amplifier provides signal amplification with l
- 题目分类：河南师范大学-计算机科学与技术-专业英语
- 题目类型：选择题
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A.nonlinear
B.linear
C.electronic
D.all of above