二进制文件存取，演示利用链表实现文件随即存取。-binary file access, the use of chain demonstration was to achieve access to documents.

二进制文件存取，演示利用链表实现文件随即存取。-binary file access, the use of chain demonstration was to achieve access to documents.

模拟连续独立信号。产生一段在[-1,+1]上均匀分布的独立随机信号，长度为0.5s。(1)绘制该段信号的波形；(2)求自相关函数；(3)计算其功率谱-Continuous independent analog signals. Produce a in [-1,+1] on the uniform distribution of independent random signals, a length of 0.5s. (1) Draw

function Rguji=shixi2_2(t,thetaa1,thetaa2,thetab1,thetab2,thetac,mm) t 是要求系统生存的寿命 thetaa1 是元件A1的数学期望 thetaa2 是元件A2的数学期望 thetab1 是元件B1的数学期望 thetab2 是元件B2的数学期望 thetac是元件c的数学期望 mm 是随机实验次数 frq=0 -function Rguj