传输线可以看作集中参数二端口网络的级联，其数学模型—电报方程是一阶双曲型偏微分方程组。
Telegraph equations, can be looked as cascade connection of two-port network of lumped circuit of transmission line, is a hyperbolic partial differential equations.
数据采集卡采用PC I局部总线接口，通过双端口ram进行数据传输。
Through PCI interface and dual port SRAM, host accessed data from the card.
数据采集卡采用PC I局部总线接口，通过双端口ram进行数据传输。
Through PCI interface and dual port SRAM, host accessed data from the card.
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