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说明：  问道修改ETC工具，问道修改商城工具，详细请看说明(Ask about modifying ETC tools, ask about modifying mall tools, see the instructions for details.)

开发一个mp3，所需要的各种技术文档，包括芯片资料。解码芯片的，闪存的，以及运放等-The development of an mp3, all the required technical documentation, including information on the chip. Decoder chips, Flash memory, as well as the operational amplifier, etc.

产生随机六各数字,在1~49各数字之间,每次产生皆不相同-randomly generated six of the figures, in a ~ 49 of the numbers in between, each have the same variance

小波分析理论与MATLAB实现，比较效果，得出想要的现象。(Wavelet analysis theory and MATLAB are implemented to compare the effects and get the desired phenomenon.)

通过四个按键设置，开始停止，加，减，完成0-99的倒计时(Through the four key settings, start to stop, add or subtract, complete the countdown of 0-99.)

说明：  不错的android录音代码，适合初学者学习(Android recording code is good)

说明：  rf online database moddification

IAR Embedded Workbench for MSP430 3.42A 430编程环境，最新版-IAR Embedded Workbench for MSP430 3.42A 43 0 programming environment, the latest version of

切换乒乓效应Switching ping-pong effect(Switching ping-pong effect)

说明：  dahua hikvision test door access control