物料管理bug

codegit/CallCenterApi/CallCenterApi.DAL/T_Wo_MaterialManage.cs

             StringBuilder strSql = new StringBuilder();
             //strSql.Append("delete from T_Wo_MaterialManage ");
             strSql.Append("update T_Wo_MaterialManage set F_IsDelete=1,");
-            strSql.Append("F_DeleteBy=@F_DeleteBy,");
-            strSql.Append("F_DeleteOn=@F_DeleteOn");
+            strSql.Append("F_DeleteBy='"+ usercode + "',");
+            strSql.Append("F_DeleteOn='"+ deltime + "'");
             strSql.Append(" where F_Id in (" + F_Idlist + ")  ");
-            SqlParameter[] parameters = {
-                    new SqlParameter("@F_DeleteBy", SqlDbType.VarChar,50),
-                    new SqlParameter("@F_DeleteOn", SqlDbType.DateTime)
-            };
-            parameters[0].Value = usercode;
-            parameters[1].Value = deltime;
             int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
             if (rows > 0)
             {