http://desktop.arcgis.com/zh-cn/arcmap/latest/tools/cartography-toolbox/simplify-line.htm#C_GUID-9C4CFE5B-31C3-4312-A46A-BFA6C49BDA56
http://127.0.0.1:47873/help/1-516/ms.help?method=search&query=SimplifyLine&btnS=&PageSize=10&PageNumber=1&locale=en-US&ProductVersion=100&Product=VS