self-noise

短语

释义与例句

n.
  1. 1.

    The input sound level that creates the same output voltage as the receiving microphone in the absence of any sound, and which represents the lowest point of the microphone's dynamic range.

    不可数
  2. 2.

    The noise radiating from a ship, etc. because of its own operation.

    不可数

词源

From self- + noise.

来源：wiktionary