英语翻译本文以学校考勤系统为例，介绍在VB中用动态创建与卸载控件的方法解决软件实际使用控件数量不确定的情况，以及解决无法

The school attendance system as an example, introduces the VB used in the dynamic approach and unloading control to solve the software quantity controls the use of uncertainty, and can not solve problems of dynamic unloading control in the combobox click event, the software is more flexible, more concise interface

纳尼? 摘要呢