拟线性微分方程 meaning in Chinese

quasilinear differential equation
quasilineardifferentialequation

Three positive solutions to boundary value problems for a class of quasilinear differential equation systems
一类拟线性微分方程组边值问题的3个正解
Time maps and the existence of periodic solutions of the second order quasilinear differential equations
时间映射与二阶拟线性微分方程周期解的存在性
Three positive solutions for second order quasilinear differential equation system of boundary value problems
二阶拟线性微分方程组边值问题的三个正解