摘要：
using System; using System.Collections.Generic; using System.Text; namespace 继承 { class Program { static void Main(string[] args) { Mammal mammal = ne 阅读全文
摘要：
TABLES: ZTBXYZH, ZTBXYZHI ,ZTBXYZCASETABSM.SELECTION-SCREEN BEGIN OF BLOCK B1 WITH FRAME TITLE TEXT-001.SELECT-OPTIONS S_NR FOR ZTBXYZH-BXYZNR..SELECT 阅读全文