| 释义 |
〔patch〕A temporary, removable electronic connection, as one between two components in a communications system.电子连接线：可移掉的临时电子线路，如在一通信系统中的两个元件间的线路〔microminiaturize〕To construct (devices) on an extremely small scale. Used especially of electronic circuitry.使超小型化，使微型化：用极小的尺寸构造一器件，尤用于电子线路〔preamplifier〕An electronic circuit or device that detects and strengthens weak signals, as from a radio receiver, for subsequent, more powerful amplification stages.前置放大器：电子线路或装置，用来探测并加强无线电接收机所发出的微弱信号，从而使其达到更加有力的增幅程度 |