radiation noise

Research on structural radiation noise prediction for ICE block based on ATV technology

基于ATV的内燃机机体结构辐射噪声预测技术研究

Low radiation noise based on its toroidal construction.

环形结构辐射噪音低.

Furthermore, the natural vibration characteristics of torpedo thermal engine are analyzed, as well as the influence of structural parameters on vibration transfer and radiation noise. The research is expected to lay a foundation for the vibration reduction design of torpedo thermal power engine.

通过模态研究，分析了鱼雷热动力发动机机体固有振动特性，以及各结构参数对振动传递及噪声辐射的影响，为鱼雷热动力发动机的减振设计奠定基础。

Research on Noise Parameter Using for Characteristic Radiation Hardness of GaAs-based Semiconductor Material

砷化镓基半导体材料抗辐照噪声表征参量研究

Preventing noise, electromagnetic radiation, and radioactivity pollution?

防治噪声 、 电磁辐射 、 放射性污染.

In addition, the control of noise and electromagnetic radiation are also the very embodiment of excellence.

此外, 在控制噪音和电磁辐射方面也有非常卓越的体现.

Computing Embedding Parameter of Target Radiation Noise from the Joint Forecast Effect

联合预测效果确定噪声信号嵌入参数的方法

Vibration isolating theory is adopted as a measure of reducing diesel engine's noise radiation.

介绍了隔振作为柴油机.噪方法的基本原理,描述了该方法实施的基本步骤.

In this thesis, the technology of target localization with war-ship's wideband radiation noise is studied. "

本文主要研究基于舰船目标宽带辐射噪声的定向技术.

The effect of inverse radiation noise on antenna temperature calibration in the aperturecalibration method is expounded.

深入分析用口面定标方法反演微波辐射计的天线温度时过向辐射噪声对天线温度标定的影响。

Those all suggested that the ultimate main source of radiation noise is the drain pan, the cylinder block and the time modifying gear shell.

计算和试验结果显示油底壳、缸体、正时齿轮盖是该机最主要的辐射噪声源。

DEMON analysis of underwater target radiation noise based on modern signal processing

基于现代信号处理技术的舰船噪声信号DEMON分析

Take a certain type vibrating conveyor for example, this paper do some research on vibration slot about noise radiation by using finite element method and boundary element method, the research shows that the main source of noise and the radiation condition of the vibration slot.

以某型号振动输送机为例，通过有限元和边界元相结合，对振槽进行了噪声辐射研究，了解了振槽噪声的主要来源与辐射状况。

A new method for radiation temperature measurement& ⅰ. temperature dependence of radiation noise

新的辐射测温方法研究&Ⅰ.辐射噪声的温度特性

A passive long wave cochlea model is applied to extract audial feature of naval vessel radiation noise.

为提取舰船噪声听觉特征，应用被动长波模型对舰船噪声进行了分析，得到噪声信号的二维时空分布。

When the submarine is crewing in the low speed, the main noise is from the running machine in the submarine. It occupys about 70% of the total radiation noise.

在潜艇低速航行时，潜艇噪声主要来自于潜艇内部的主、辅机和轴系的运转噪声，约占总辐射噪声级的70%。