discretenessn.不连续性；离散性discreteadj.不连续的；分离的discrete frequency modulation离散频率调制discrete-time fuzzy systems离散模糊系统discrete electronic component分方电子元件Discrete Logarithmic Problems离散对数discrete probability function离散概率函数discrete complex image method离散复镜像方法discrete event dynamic system离散事件动态系统Discrete numerical simulation离散元数值模拟discrete-time retrial queue离散时间重试排队discrete-lime linear system离散线性系统