substrate system meaning in English

基质栽培系统

The transient temperature fields generated by a pulsed laser in hollow cylindrical film - substrate system are studied by using the finite element method , after considering the temperature dependence of the thermo - physical parameters of the materials
摘要基于材料的热物理参数随温度的变化，用有限元方法对脉冲激光作用于薄膜基底式双层管状材料时产生的温升进行了数值计算。