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4.6计权问题等响曲线不仅对录音和放声有实际意义,对声级计的设计以及对复合声的测量也是不可缺少的,这里谈一个计权问题。所谓计权,是在测量学中附加的一
4.6 Equity The equal-loudness curve is not only of practical significance for recording and sounding, but also for the design of the sound level meter and the measurement of the composite sound. Here’s a weighting question. The so-called weighting is an additional one in surveying