单词 | sound-intensity |
释义 | > as lemmassound-intensity sound-intensity n. ΚΠ 1934 Discovery Dec. 346/1 Noise is a subjective phenomenon and cannot be directly measured. The stimulus causing this impression of sound is a sound-intensity which can be defined and measured objectively. 1952 Mind 61 215 It is impossible to imagine a sound-intensity divorced from any definite sound-pitch. 1969 Gloss. Acoustical Terms (B.S.I.) 16 Sound intensity,..the sound energy flux through unit area. < as lemmas |
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