为方便一些朋友开发GSM通讯,特提供一套西门子AT指令,有详细说明.-some friends to facilitate the development of GSM communications, especially with Siemens AT command set, a detailed descr iption.

开发GSM模块时，所要用到的AT命令-development of the GSM module, which is used in the AT command

Semi-automatic Differentiation (SD) Toolkit is a Matlab implementation of the complex step derivative (CSD) technique for the differentiation of real-valued functions. The Toolkit consists of three core functions: sdGrad.m - Returns CSD approx

ansys 子程序的例子 To: ANSYS as a Subroutine Users From: John Thompson, ANSYS Technical Support -Included in the package are: 1. A Word document that describes the use of ANSYS as a subroutine including the descr iption of the example problems