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。
It's little more than a fancy small-scale version of a Scientology e-meter, a gadget that picks up on noise in the environment.
它比山达基教精美的小型电子测量仪强那么一点，这个小仪器可以检测环境中的噪音。
It's little more than a fancy small-scale version of a Scientology e-meter, a gadget that picks up on noise in the environment and makes a needle on a dial wiggle.
它比山达基教漂亮的小型电子测量仪强那么一点也是一个用来拾取四周环境中的噪声信号然后让指针跟着摆动的小玩意。
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。
Conclusion Recording sound level meter can be well used to measure and assess noise exposure in complicate working environment.
结论个体噪声暴露测量可以较好地解决现场复杂情况下的噪声暴露评价问题。
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？
The reason why the abnormal noise occurs during operation of diaphragm gas meter is analyzed, and the corresponding solution is put forward.
分析了膜式燃气表运行过程中有异常噪声的原因，提出了相应的解决方法。
Sound-level meter by its simple, convenient, the cost is low, the precision higher a series of merits, become one of aircraft noise measurement aspect main metering equipment.
声级计以其简单，方便，成本低，精度高等一系列优点，成为航空器噪音测量方面主要的测量仪器之一。
Choose a stone homework workers 60 people as control group: use noise meter measuring work environment noise and dust sampler determination of dust concentration.
选择非石雕功课工人60人作为对照组：运用噪声仪测定工作情况噪声以及粉尘采样器测定粉尘浓度状况。
The noise of system with 1 meter distance could be below 70 dB, satisfy the lab working area requirement.
距离1米处可听噪声不超过 70分贝，满足试验室现场要求。
The noise of system with 1 meter distance could be below 70 dB, satisfy the lab working area requirement.
距离1米处可听噪声不超过 70分贝，满足试验室现场要求。
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