sound intensity fluctuation
discrimination threshold sound intensity 释义声音强度辨别阈 ; 声音强度辨别阈 sound intensity fluctuation 声强起伏 Sound intensity li vel 声强级 ..
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对固定的声源深度，发射频率大的声场对应的声强起伏大，且相邻距离处起伏的强度很剧烈；
For a fixed sound source depth, the acoustical fields caused by high send frequency has strong sound intensity fluctuation, and their variation is sharp enough in an adjacent range.
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