从下拉菜单中选择的选项将填充另一个文本框/下拉值 - selected option from drop down fills another text box/drop down value value
对于从下拉框中选择的特定值,在下拉列表中显示其对应的值? - For a particular selected value from a drop-down box, Display its corresponding values in drop down list?
如何根据下拉框中选择的值在文本框中显示值? - How to display value in text box according to the value which is selected in the drop down box?