In the paper, a VB6.0 based simulation system of thermodynamic adjustment in the districtheating uses DBBGrid32 to preview parameter. CrystalReport to print parameter is used.

• 介绍了在基于VB6.；0的集中供热热网热力调节仿真系统中；利用DBGrid32控件实现参数浏览；利用CrystalReport控件实现参数打印;