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说明：  用傅里叶逆变换得到的不平度曲线变换的到频率谱曲线与原曲线对比(The frequency spectrum curve of the transformation of the irregularity curve obtained by the trigonometric series method is compared with the original curve)

一个网上书店的程序代码-an online bookstore code

tester debug belongs to avi format

声呐传输方程、换能器阵指向性、海洋中声传播、传播损失等(Sonar propagation equation, sound propagation in the ocean, propagation loss, etc.)

说明：  光纤激光器被动调Q速率方程，修改参数可实现三能级四能级激光器模拟(Passive Q-rate equation of fiber laser)

说明：  小波变换去噪、分解与重构，小波变换对信息的去噪以及评价指标(Wavelet transform de-noising, decomposition and reconstruction, wavelet transform de-noising of information and Evaluation Index)

二维方腔环流 Simulating a Lid-Driven Cavity flow with a lid moving at speed uo ...Flow considered is laminar and of an incompressible Newtonian fluid ...Pressure correction method is used on a staggered grid ...to solve the Navier Stokes equations(CavityFlow Simulating a Lid-Driven Cavity flow with a lid moving at speed uo ...Flow considered is laminar and of an incompressible Newtonian fluid ...Pressure correction method is used on a staggered grid ...to solve the Navier Stokes equations)

说明：  利用 Ｑｕａｒｔｕｓ　ＩＩ和 ＭｏｄｅｌＳｉｍ 软件，基于 ＥＰ２Ｃ３５芯片 ＦＰＧＡ 开发平台，通过 Ｖｅｒｉｌｏｇ－ＨＤＬ语言，完成了 Ｏ－ＱＰＳＫ 调 制解调器的设计。该设计具有结构简单占用芯片面积少便于生成ＩＰ核等优点。 电路与系统的仿真结果表明，所预期的功能均已实现，该方法适合在无线传感器 网络及低功耗通信集成电路设计中应用。(Using QuartusII and Modelsim software, based on ep2c35 chip FPGA development platform, the O-QPSK modem is designed by Verilog-HDL language. The design has the advantages of simple structure, less chip area and easy to generate IP core. The simulation results of the circuit and the system show that the expected functions have been realized, and the method is suitable for the design of wireless sensor networks and low-power communication integrated circuits.)

采用flac2d 模拟具有一定JRC值的节理面直剪试验(Direct Shear Test Simulation of Joint Plane with Certain JRC Value by Flac2d)

pimax_1024_RevD3 specs