| 单词 | level above threshold |
| 释义 | level above threshold [`lev·ǝl ǝ´bǝv `thresh´hōld] PHYSIOLOGY 1. Also known as sensation level. 2. The pressure level of a sound in decibels above its threshold of audibility for the individual observer. 3. In general, the level of any psychophysical stimulus, such as light, above its threshold of perception. |
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