噪声控制

The sources of noise are given mostly in the tube and gearbox of strander .

200型捻股机的噪声源主要在捻股机的筒体和齿轮箱体，提高筒体和齿轮的制造精度，合适选择轴承类型、精度，正确调整轴承的间隙和预紧力，可有效地控制200型捻股机的噪声。

For the sake of the noise control of automotive noise,an improved method is presented through some muffler of a subminiature truck tests on an engine test bed.

以控制汽车加速噪声为背景，通过对某微型卡车排气消声器的测试分析结果，提出相应的改进措施。

The modal approach is applied to simplify the pressure formulation in the cavity, which will reduce the total degree of freedom of the whole structure.

分析了多个面为弹性材料的立方腔体振动噪声的压电主动控制问题。

Prediction and Control of Traffic Noise is an important work in urban planning.

交通噪声污染的预测与控制是城市规划的重要内容。

Carefully selected and controlled calcium tungstate phosphor ensures low noise, minimum persistence and maximum image quality.

精心挑选和控制钨酸钙荧光粉确保低噪声，最小持久性和最高的图像质量。

The noise level of turbogenerator can be effectively controlled after its vibration level is reduced.

通过对汽轮发电机组进行减振改进后，机组的噪声都得到有效的控制。

New Toyota Verso has a class-leading drag coefficient of 0.295 thanks to a carefully judged design that is fundamental to the car's body control, high speed stability and reduction of wind noise.

新丰田Verso的是有阶级性领先阻力系数的0.295感谢判断一个精心设计，是至关重要的汽车的车身控制，高速稳定，风噪声降低。

Due to the moving mechanical parts, the conventional mechanical valves not only incur the following problems such as the structural complexity, large volume size, high precise machining, easy wear-out, and high cost, but also incur the control difficulty, slow response, high noise, and low reliability.

传统的液压控制阀由于存在活动的机械部件，不仅结构复杂、体积大、加工要求高、容易磨损、成本高，而且还存在不易控制、响应慢、工作噪声大、工作可靠性低等问题。

In this paper , the predictive control of system with backlash nonlinearity and white noise is studied .

文摘：本文通过引入间隙非线性预补偿器，讨论了具有间隙非线性特性及白噪声干扰的系统的预测控制问题。

Analyzer,frequency counter,E-loading,moise and ripple meter and so on for measuring UUT performance parameters.

对于特殊的测量，ATE2系统能够控制GPIB仪器，例如：音频分析，频率数字，噪声和示波器等用来测量UUT执行参数

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。