... 噪声场强：noise field strength 噪声测试器;噪声计：noise meter 噪声测试器，噪声级表，噪声计，噪音计：noise-meter ...
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audio-noise meter 噪声计 ; 噪音计
radio noise meter 无线电噪声计 ; 无线电台噪声计
ocean noise meter 海洋噪声计
precision noise meter 精密噪声仪
circuit noise meter 电路噪声计 ; 电路噪声测试器
transistor low-frequency noise-meter 晶体管低频噪声测试仪
video noise meter [电子] 视频杂波测试仪
subjective noise meter [声] 主观噪声计
objective noise meter [声] 客观声级计
Have you ever been to a sporting event and seen a "noise meter" appear on the big screen?
你曾经去过一次体育盛会，看到一个“噪音计”出现在大屏幕上？
You find that with any existing simple "noise-meter", vehicles which are judged to be equally noisy may show considerable difference on the meter.
你会发现，使用任何现有的简单“噪音表”，被判定为发出同样大小噪音的车辆，在表上可能显示出相当大的差异。
This article introduces the method of extending noise figure meter HP 8970a measurement frequency range.
本文介绍了扩展噪声系数表hp 8970a测量频率范围的方法。
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