finite gain有限增益finiteadj.有限的finite-time ruin probability有限时间破产概率finite analysis softwear ANSYS有限元分析软件ANSYSfinite impulse response system有限冲激响应系统finite-energy density effect有限能量密度效应Finite capacity heat reservoir有限热源finite element stress analysis有限元应力分析finitely generated right ideal有限生成左理想finite element computing model有限元计算模型finitely generated free module有限生成自由模finite initial population size有限初始群体大小