1) noise level
噪声频率
1.
The results indicated that the effects of noise level on total length of body sway in right left direction and speed of body sway were significant, and were not significant on those in front rear direction.
该文研究了噪声强度、噪声频率、噪声暴露时间对人体平衡的影响 。
2) Noise frequency character
噪声频率特性
3) predicting equation of noise level versus frequency
噪声-频率回归预测方程
4) Noise
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
5) yawp
噪声
1.
Adopting the Nonsymmetrical Dents of Gear to Reduce the Abnormal Yawp of Gear Pump;
采用非对称齿形减小齿轮泵的异常噪声
6) Sound
噪声
1.
Design of Software and Hardware Sound Sampling System for Pumping Station;
泵站噪声采集系统的软硬件设计
2.
Design of Sound Acquisition and Analysis System for Hydraulic Pump Station;
一种液压泵站噪声采集和分析系统的设计
3.
The Research of Testing Method for Hydraulic Shock Absorber Sound;
液力减振器噪声检测方法的研究
参考词条
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。