1.
The measurement of distribution of extericr wind noise of automobile by acoustic mirror
声学聚焦镜测量汽车车外风噪声分布
2.
Portable pneumatic extinguishers Measurement of airborne noise at the operator's ear
便携式风力灭火机 耳旁噪声的测定
3.
noise control in HVAC system
通风空调系统的噪声控制
4.
The Noise and the Characteristics of the Fan for 4ZTL-1800 Stripping Combine Harvester;
4ZTL-1800联收机风机噪声及性能研究
5.
Simulation and Prediction of Aerodynamic Noise Generated by Spray Axial Flow Fan;
喷雾轴流风机气动噪声的模拟及预测
6.
Ventilation System Design and Workshop Noise Control;
操作室通风系统及噪声治理设计研究
7.
Noise Calculation of Engine Cooling Fan Based on CFD
基于CFD的发动机冷却风扇噪声计算
8.
Noise Treatment of the Fans of the Boiler of 600MW in Jia-xing Firepower Plants
嘉兴电厂600MW锅炉风机的噪声治理
9.
Identification and Analysis of Noise Source in Counter-rotating Axia-flow Fan
对旋轴流通风机噪声源的识别与分析
10.
Fans noise analysis and its control measure of phosphate fertilizer plant
磷肥厂风机噪声污染原因与控制措施
11.
An investigation of background noise measurement technology in aeroacoustic wind tunnel
低速航空声学风洞背景噪声测试技术研究
12.
Improvement of Accuracy and Noise Suppressing Performance of Anemometer Based on Twice Correlation Method
用二次相关提高超声测风精度和噪声抑制性能
13.
RESEARCH OF AERODYNAMIC NOISE SOURCE OF LOW SPEED AXIAL FANS BASED ON VORTEX-SOUND THEORY
基于涡声理论的低速轴流风机气动噪声研究
14.
" Methods of noise measurement for fans, blowers compressors and Roots blowers"
GB/T2888-1991风机和罗茨鼓风机噪声测量方法
15.
An Experimental Study on the Noise Arising Mechanism of Concentrated Wind Energy Turbine;
浓缩风能型风力发电机噪声机理的试验研究
16.
internal-noise bandwidth
内噪声[固有噪声]带宽
17.
Johnson noise
【无】热(激)噪声
18.
The method for fan? s fault diagnosis by using noise frequency spectrum was described.
探讨利用噪声频谱进行风机故障诊断的方法。