Show the number of 4.4 square kilometer pixels in each half-degree grid cell that are hot enough to contain a large fire指出每一半度栅格中的4.4平方公里像素之个数，这些像素热到足以容纳大火。
When the textbox looses focus the changed data is copied back to the grid cell and the textbox is hidden.当文本框失去焦点时更改的数据复制到网格单元中，文本框隐藏起来。