datagridview 复选框https://www.codeproject.com/Articles/42437/Toggling-the-States-of-all-CheckBoxes-Inside-a-Dat
https://www.codeproject.com/Articles/42437/Toggling-the-States-of-all-CheckBoxes-Inside-a-Dat
DataTable.Merge()方法可以实现两张表的数据合并。
dataGridView 自动行距
datatable.merge