查询词典 acoustic

And then based on the theory of the interaction of acoustic wave and optic wave, the Raman-Nath and Bragg diffraction are introduced in detail, of which theoretical model is given.

紧接着从声光调制的原理入手，详细的介绍了拉曼-纳斯衍射和布拉格衍射这两种基本的声光作用并给出其理论模型。

We introduce the acousto-optic interaction physics, the Bragg diffraction, the optical and acoustic characters of the acousto-optic interaction crystal.

声光可调滤波器是依赖于反常声光布拉格衍射工作的声光器件。

On the basis of a study on acoustic behavior in the Budgerigar,the vibration sensitivity of Budgerigar is further studied by the using oacoustic behavior method.

本文研究了虎皮鹦鹉对正弦振动的敏感性，旨在探索其腿部存在赫氏小体，和阐明其震前声行为反应与地面振动的关系提供依据。

As a result, the songs sound well.There were a series of special acoustic changes in Budgerigar and Psittacula Agapornis\' vocal after the section of NXIIts.

亚鸣禽虎皮鹦鹉及牡丹鹦鹉在断NXlltS后其叫声的声学特性出现了一些特殊的变化。

St. Louis-based Solutia is touting the opportunity to use its polyvinyl butyral film inner layer with enhanced acoustic performance to shave a few millimeters of glass from windshields, which will cut about 5 pounds in weight off the average car, Leroux said.

总部位于圣路易斯的Solutia是招徕机会利用其聚乙烯醇缩丁醛薄膜内层增强声学性能的刮脸几毫米的玻璃从挡风玻璃，其中将裁员约5磅的体重从平均车，勒鲁说。

In this thesis, we consider the problem of acoustic echo cancelation for a time varying environment.

在本篇论文里，我们探讨在时变环境里声学回音消除的问题。

To understand the performance of DOA estimation using vector hydrophone array in a reflecting boundary, based on the reflecting model of plane acoustic wave, the improved Bartlett and Capon spatial spectrum are presented, and then the general frame is set up.

为了了解复杂分界面上矢量水听器阵列的定向性能，根据分界面上平面波的反射模型，提出了改进的Bartlett和Capon空间谱，建立了统一框架，并且在绝对硬边界典型界面下，分析了基于矢量水听器阵列的定向性能，给出了具体算例。

The electro-acoustic pulse method is used to observe the space charge distribution in samples.

用电声脉冲法测量了样品中的空间电荷分布。

Yingying chita tower, known as the world because it has a special acoustic effect -"wa ming ", such an effect in the local records were referred to as the "Voice of universalist toad", and was classified as "Yongji Hakkei" one.

莺莺塔被称为世界奇塔，是因为它具有特殊的声学效应——"蛙鸣"，这种效应在方志中被称为"普救蟾声"，并被列为"永济八景"之一。

Acoustic waves are a primary candidate for supplying the energy necessary to heat the solar chromosphere and corona.

声波是供给太阳色球和日冕加热所需能量的主要候选能源。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。