音量: volume; sound volume单位: unit表: outside; surface; external均方根: mean square root; root-mean- ...值: price; value式: type; style指示器: indicator; pointer; director ...音量单位指示器: volume-unit indicator; vu indicator音量指示器: sound volume indicator; vi volume indicator; volume meter标准音量指示器: standard volume indicator录音音量指示器: sound recording volume indicator容积指示器音量指示器: volume indicator分贝(音量单位): decibel (db)音量单位: voice unit; vu volume unit; vu volumn unit音量单位表: volume unit meter; vu meter; vu volume unit音量单位计: volume unit indicator; volume-unit meter语音单位, 音量单位: voice unit均方根值: mean effective value; r.m.s values = root mean square values; rms value; root mean square quantity; root-mean-square quantity; root-mean-square value; rootmeansquare幅度均方根值: root mean square amplitude加权均方根值: wrms weighted root mean square均方根值，有效值: ms oot mean sqae; rms root mean square; rom root mean square均方根值检波器: rootmeansquare detectoror; root－mean－square detector平均有效值；均方根值: mean effective value周期量的均方根值: effective value of a periodic quantity方均根值；均方根值；有效值；实效值: value
