UDF#FEATS UDF特征# remove the # sign and enter foreign help string in this lineAdd 添加Select features to add to the UDF.選取特征加入UDF。Remove 移除Select features to remove from the UDF.從 UDF 選取要刪除的特征。Show 顯示Highlight all the features in the UDF.加亮UDF中的所有特征。Info 信息Display the list of all the features in the UDF.顯示UDF中的所有特征列表。Done/Return 完成/返回#