Firstly, waves propagation in ID quasi-periodic system is studied by means of the transfer matrix method.

Keywords: acoustics, muffler , transfer matrix, plane wave.

关键词: 声音 、 消音器、传输矩阵 、 平面波.

Introduces the transfer matrix method for torsion of circular shaft.

介绍了圆轴扭转时的传递矩阵法.

Mary: No. you have to give authorization code to them.

玛丽: 才不呢.您必须将操作密码告诉他们.

Hit the authorization code button and copy it back.

击中授权代码按钮,将它复制回.

Authorization Letter for us authorizing us to deal in your products.

我们授权书，授权我们处理您的产品。

Special instruction: photos of products in the website are for reference only, authorization letter is required regarding the trademark.

特别说明：本网站产品图片只供参考，商标需授权。

At last, I hope you can sign the authorization letter in the attachment, and send it back to me!

最后，我希望你可以在附件的签署授权书，并寄回给我！

Where an agency established legally is appointed to follow application procedures, an authorization letter executed by a legal representative of the investor shall be provided.

委托依法设立的中介机构代为办理申请手续的，应出具由投资者法定代表人签署的委托授权书。

Q 5 : How should a typical Authorization Letter be written like?

问题五:典型的授权书如何书写?

The Research of the Mechanism of Java Authentication and Authorization Service

Java鉴别和许可服务机制的研究

Research on Grid Authentication and Authorization Based on GLOBUS

基于GLOBUS的网格认证授权模型研究

When securing systems, two elements of security are important: authentication and authorization.

在对系统进行安全保障时，有两个安全性元素非常重要：身份验证和授权。

Research, Implementation and Application of the Authentication and Authorization Model

认证授权模型的研究、实现及其应用

Study and Design on AOP Based User Authentication and Authorization Management System

基于AOP技术的用户认证和授权管理系统的研究与设计

Web services security scheme based on the authentication and authorization architecture

基于AA结构的Web Services安全方案

Authentication and authorization are always the core subjects in the network applications of an enterprise.

身份认证和访问控制一直是企业网络应用中的核心问题。

Secure authentication and authorization management protocol for trusted digital content

可信数字内容安全认证与授权管理协议

You must provide custom authentication and authorization solutions.

必须提供自定义的身份验证和授权解决方案。

It provides the consistent authentication and authorization services necessary for universal access.

它为通用访问提供了所需的一致的身份验证和授权服务。

Authentication and authorization mechanisms are also possible in multiple ways.

身份验证和授权机制也可以通过多种方式进行。