线性: linear; linearity系统: system统计: statistics; census; numerica ...函数: function统计函数: statistic function; statistical functions系统统计法: system statistics系统统计分析: system statistical analysis系统统计信息: system statistical information非线性系统: nls; non linear system; nonlinear system拟线性系统: quasi-linear system双线性系统: bilinear system伪线性系统: pseudo-linear system线性系统: linear system准线性系统: quasi linear system准线性系统 拟线性系统: quasi-linearsystem不变线性系统: invariable linear system二阶线性系统: second order linear system; second-order linear system分段线性系统: piecewise linear system; piecewise-linear system广义线性系统: generalized linear system恒参线性系统: fixed parameter linear system集中线性系统: lumped linear system可变线性系统: variable linear system模拟线性系统: modeling linear system强非线性系统: strongly non-linear system弱非线性系统: weakly non-linear system