问答题

电压放大器

答案：正确答案：以放大电压为主要目标的放大器叫做

你可能感兴趣的试题

The accrual basis of accounting requires adjustments to recognize revenues in the periods they are earned and to match expenses with revenues.

答案：正确

单项选择题

Which of the following pronunciations is correct if the speaker is an American?
A、news [njuːz], missile [ˈmɪsaɪl]
B、news [nuːz], missile [ˈmɪsl]
C、chance [tʃæns], herb [hɜːb]
D、neither ['niːðər], tomato [tə'mɑːtəʊ]