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下列哪项是测试系统的主要部分( )。

单选题
2021-09-01 20:18
A、激励器
B、函数发生器
C、稳压电源
D、功率放大器
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正确答案
A

试题解析

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下列哪项是测试系统的主要部分( )。
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