It is very important on selection of fan for diffused aeration system in the sewage treatment plant. The principle and specialty on roots blower, multilevel centrifugal blower and centrifugal blower are analyzed, and the conclusion is drew on selection of fan in this paper.

Due to its oxygenation performances and adaptability to varying oxygen requirements, blow aeration, especially fine bubble diffused aeration systems has been widely developed in application.

鼓风曝气系统中的微孔曝气系统因其曝气效率相对较高，适应性较强，应用更为广泛。

Brought forward some material measure about energy saving in control system and diffused aeration system combining the characteristic of MSBR technics in wastewater treatment.

结合MSBR的工艺特点，提出了污水处理过程在控制系统和曝气系统中的一些具体节能措施。

Research on the Oxygen Transfer Rate of Fine Bubble Diffused Aeration in Clean Water

小气泡扩散曝气氧传质速率研究

Diffused aeration system is one of the most important facilities in municipal wastewater treatment plants.

鼓风曝气系统是城市污水处理厂重要设施。

Energy Conservation of Diffused Aeration System in Municipal Wastewater Treatment Plant

城市污水处理厂鼓风曝气系统节能

Joint Transform Correlation Using Diffused Light as Input Illumination

散射光输入的联合变换相关方式研究

Crater-Visible under diffused illumination, a surface imperfection on a wafer that can be distinguished individually.

微坑-在扩散照明下可见的，晶圆片表面可区分的缺陷。

Light box: Box with glass top, diffused illumination from within so that transparent artwork can be viewed on its surface.

光箱：内部用扩散照明的玻璃面箱子。观看透明片用。

Sample Test The results show that the sample has all diffraction peak of the spinel with NiO impurity.

实验结果表明：所合成出的样品具有典型的尖晶石的各衍射峰，但也是Ni-O杂晶相存在。

XRD spectra show that the intensity of diffraction peak increases with increase of Ti~ ( 3) concentration.

X射线衍射谱（XRD）表明，衍射峰强度随掺Ti3+浓度的增大而逐渐增强。

However, with the increasing of the baking temperature, the ( 117) diffraction peak became weaker.

但随着烘烤温度增加，薄膜的（117）择优取向逐渐减弱。

PXRD showed that the diffraction peak of quercetin crystal disappeared.

衍射图谱包合物中槲皮素吸收峰消失；

But the diffraction peak intensity was decreased obviously.

但是其衍射峰强度明显降低。

The physical meanings of five basic parameters of an X-ray diffraction peak and their application

X射线衍射峰五基本要素的物理学意义与应用

Simulation of X-ray diffraction peak profile of one dimensional Fibonacci series

一维Fibonacci系列的X射线衍射峰轮廓的计算

The method of diffraction pattern analysis has been widely applied to pattern recognition.

衍射模式分析方法已广泛应用于模式识别领域。

A phase detection method based on diffraction pattern

一种基于衍射图样的相位检测手段研究

Influence of the distribution parameters of particles on its diffraction pattern

分布的参数对颗粒群衍射谱的影响

Analysis method of electron diffraction pattern is presented finally.

对单晶电子衍射图象的分析方法也作了简要介绍。

Here, the sound pressure field and particle velocity field of sound diffraction by an elastic spherical shell are studied theoretically.

以实际应用需求为背景，从理论上分析了平面声波在弹性球壳上的衍射声压场和振速场；