1) crusher plant noise
轧矿噪声<声>
2) noise in mine
矿井噪声
1.
It is necessary to control noise in mine.
阐述了矿井噪声的危害以及控制矿井噪声的必要性。
3) digging noise
矿区噪声
1.
Basing on the experience of monitoring and practicing on noise of diggings many years and the features of causes and pollution of digging noise,the author probes into the model that monitor and evaluate noise.
根据多年矿区噪声监测实践经验和矿区噪声产生特点、污染特征,探讨一种矿区环境噪声监测与评价模式。
4) environmental noise in coal mine
煤矿环境噪声
5) squeaking
[英][skwi:k] [美][skwik]
辗轧声<声>
6) Noise
[英][nɔɪz] [美][nɔɪz]
噪声
1.
An analysis on the fan noise pollution in paper mill and its control;
纸厂风机噪声污染分析与控制方法
2.
Transformer substation noise pollution assessment and its control;
变电站环境噪声评价与防治
3.
One approach to reducing noise of automobile rear axle gear assembling;
一种降低汽车后桥装配中齿轮噪声的途径
补充资料：噪声等效声级（简称LEQ）
噪声等效声级（简称LEQ）：是指在规定的时间内，某一连续稳态声的A\[计权\]声压，具有与时变的噪声相同的均方A\[计权\]声压，则这一连续稳态声的声级，就是此时变噪声的等效声级。噪声等效声级(分贝）数值越小越好。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条