However, you should not remove an input field when the field is required or should be set to a default value because the field is required.
但是，当某个输入字段是必需的，或者由于该字段是必需的而应该设置为缺省值时，您不应该删除该字段。
Select the checkbox so that a value will be required for this field.
选中复选框，以便将需要的数值用于此字段。
Additionally, determine how making a specific optional field into a required field or adding a new value to a selection list can be accomplished.
此外，还要确定如何把某个可选字段变为必需字段或者向选择列表增加的新值。
应用推荐