| 单词 | peak-to-mean |
| 释义 | > as lemmaspeak-to-mean peak-to-mean adj. measured or expressed as the difference between the extreme and mean values of a periodically varying quantity. ΚΠ 1965 Wireless World July 329/1 A recording level indicator should essentially be a peak registering type because music has a large peak-to-mean ratio. 1977 Jrnl. Appl. Ecol. 14 861 Point sources, such as factories.., have high peak-to-mean pollutant ratios and..large rural areas near conurbations..have low peak-to-mean pollutant ratios. 2002 Metalworking Production (Nexis) 31 May 37 For welding and drilling small parts, the high peak to mean ratio of pulsed YAG lasers helps to avoid overheating and distortion. < as lemmas |
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