控制噪声

以制造Z535变速齿轮箱为例，分析了齿轮噪声的产生原因和控制噪声所采用的有效工艺手段。

Take the manufacture of Z535 variable speed gear box for example , to analyze the causes of gear noise and effective technological means of noise control .

该算法首先通过小波一层分解来控制噪声，以增强抗干扰性和减少运算量，提高匹配速度；然后在图像1-T匹配和图像2-T匹配计算过程中，对阈值进行适时更新，提高匹配精度。

The algorithm controls the noise through first wavelet decomposition , in order to enhance immunity and reduce the calculation and improve matching speed . And then in the image 1-T matching and image 2-T matching calculation process , the algorithm timely updates the threshold to improve the matching accuracy .

控制噪声污染改善居住区环境质量

Improve Environmental Quality of Residential Areas through Controlling Noise Pollution

参数控制噪声干扰下的混沌数字通信

A parameter-controlling of chaotic system digital communication with noise interference

保护噪声接受者，其中最有效的方式是控制噪声源。

Protection noise receiver , is the most effective way .

混沌测量中控制噪声的多系统耦合模式

The Model for Reducing Noise in Chaotic Measurement Proceeded by Coupled Multi units

目前控制噪声的最基本手段是利用吸声降噪材料。

The most basic means of controlling noise is the sound absorption material .

噪声的危害与控制噪声是影响环境的公害之一。

Effects of Noise Noise is harmful to environment .

参数控制噪声干扰下的动态电路混沌控制

Parameter-Controlling of Chaotic System with Noise Interference

反馈式电器拖动系统控制噪声与节能

How to Control Noises and Save Energy for the Reactive Drag System of Electric Appliances

控制噪声源是噪声治理最根本、最有效的方法。

Controlling the noise source is the most basic and effective method to reduce noise .

目的通过选用科学的重建算法和合理的控制噪声来提高图像处理的质量。

Objective To improve SPECT image quality through applications of scientific reconstruction method and logical noise control .

由于火车噪声超过标准将会影响教学和休息，提出三条控制噪声的措施；1.建筑隔声；

Because the train noises affect teaching and sleeping , three measures are taken to control the noises .

并从控制噪声与振动源、隔离传播途径等方面，提出了城市轨道交通中减振降噪的控制措施，为解决城市轨道交通发展中的环境问题提供参考。

All of these provide reference for resolving environmental prob - lems during the development of urban rail transport .

控制噪声传播途径，主要采取的措施是设置道路声屏障，尤其在城市高架桥上推荐使用。

Second , the route of spread is controlled and acoustic barrier is set up , especially in the viaduct .

控制噪声波在某些情况下是可行的，但有时措施实施昂贵。

Under some circumstances , the control of noise wave is feasible , but some-times , it will be very expensive .

如何控制噪声对住宅小区声环境的影响已经成为一个刻不容缓的问题。

How to control noise 's infections of acoustics environment in residential quarter planning has been a question no time to delay .

控制噪声的前提工作是掌握噪声声源及产生机理，选用合适的噪声识别方法识别出噪声的特性。

Noise control work is first to master the noise source and producing , select the right noise identification method to identify the noise characteristic .

准确测量和分析噪声信号是针对性防止控制噪声，并有效解决环境噪声污染问题的前提。

Accurate measurement and analysis of the noise signal is the premise of taking firm steps to control noise and solving the environmental noise pollution .

摘要阐述汽车车内噪声来源与产生的机理，系统的论述在设计过程中如何从控制噪声的角度出发考虑产品的结构、材料等。

This article explains vehicle interior noise and its basic theory , also explains how to consider structure and material based on control noise during designing .

控制噪声已成为流体动力技术进一步发展的关键基础性课题之一。

For sure , the fluid power technology should follow this development direction , in which the noise control is one of key fundamental research subjects .

本文从控制噪声声源、工程技术方面、噪声传播路径控制、法制法规方面分析现有道路交通噪声控制措施。

This article from the control noise source , noise propagation path control , engineering technology , analysis of legal regulations existing road traffic noise control measures .

试验结果表明屏蔽隔声能有效地抑制摩托车噪声，是控制噪声的有效途径之一。

The result indicates that shield and sound isolation technology can restrain motorcycle noise availably , shield and sound isolation technology is an effective method of controlling noise .

本文分析了内曲线径向柱塞马达产生噪声的机理.提出了控制噪声的方法。

Based on analysis of the mechanism of the noise-forming in the internal curve radial piston motor . a method for controling the noise is given in this paper .

控制噪声污染是改善人居环境质量的重要环节，它是提供人们一个舒适、健康的居住环境必不可少的条件。

Noise pollution control is an important part to improve the quality of human settlements , which is an indispensable requirement to provide a pleasant and healthy living environment .

介绍了皮革加工专用的平板式熨平压花机工作原理。同时列举了改进其工作性能，特别是控制噪声所采取的一系列方法。

The operation principle of flat plat ironing embosser used in leather process is introduced in this paper , and a series of methods about performance improvement and noise control are put forward .

过量的噪声将严重影响乘客的心理、生理和正常的生活，控制噪声污染是实现地铁列车可持续协调发展的必然要求。

The excessive noise will affect seriously the psychology , physiology and normal life of passenger , it is an inevitable demand to control subway noise for the continuous and harmonious development of subway .

控制噪声和振动使其满足标准要求是船舶设计的关键，对战斗舰艇特别是水下潜艇来说，其噪声和振动指标更是主要的战术技术指标之一。

To ensure that the noise and vibration control satisfy the criterions is very important for ship design , especially for the underwater submarine . The noise and vibration are one of the major tactical and technical standards .

为了采取有效的降噪措施，进而在设计阶段就能预估和控制噪声，必须弄清噪声产生的机理。

In order to take effective noise reduction measures , as well as to predicate and control the machine noise at the design stage , it is necessary to get a clear understanding of the noise generation mechanism .

噪声是水泥厂一大公害。本文通过对水泥厂主要工作地点噪声污染情况的分析，从水泥厂总体设计上提出了几种控制噪声的措施，同时介绍集中控制噪声的方法及注意点。

By analysing the noise pollution in main production areas in cement works , opinions in designs of cement plants are presented , measures for several noise controls of existing equipment introduced and methods and cares to centralized noise controls also described .