第二位力系数
second virial coefficient
二阶位系数
second-order potential coefficients
变系数二阶线性微分方程
second order linear differential equation with var
二阶NLO系数
Second-order NLO coefficient
2阶位系数
second-degree harmonic coefficients
引力系数
attrac-tion force coefficient
变系数二元线性差分方程
variable linear difference equation with variable coefficients
第二Grneisen系数
the second Grneisen parameter
二阶Hamiltonian系统
second order Hamiltonian system
二阶Hamilton系统
second order Hamiltonian systems
second-order Hamilton systems
second-order Hamilton system
second order Hamiltionian systems
second-order Hamiltonian systems
二阶数值微分
second-order numerical differentiation
二阶位移
second order displacement