Terms containing second-order equation

Subject	English	Chinese
water.res., ecol.	Ho pseudo-second-order kinetic equation	Ho 准二级反应动力学方程
ecol.	second order Boussinesq equation	二阶布西内斯克方程
el.	second order differential equation	二阶微分方程
space	second-order differential equation	二阶微分方程
tech.	second-order differential equation	二级微分方程
bridg.constr.	second-order equation	二阶方程