preamplifiers

英 [p'riːæmplɪfaɪəz] 美 [p'riːæmplɪfaɪəz]

• 前置放大器

preamplifiers的用法和样例：

例句

1. They can also be built with high-gam preamplifiers to close high-band-width velocity loops.
   他们也可由高通量前置放大器来实现高频度速率循环。