我在另一个博客上的文章，绝对第一原创，虽然百度出来很多链接：
SAP一句话入门：Sales and Distribution
http://blog.vsharing.com/MilesForce/A616565.html
SAP一句话入门：Material Management
http://blog.vsharing.com/MilesForce/A616683.html
SAP一句话入门：Production Planning
http://blog.vsharing.com/MilesForce/A617692.html
SAP一句话入门：Plant Maintenance
http://blog.vsharing.com/MilesForce/A618273.html
SAP一句话入门：Finacial & Controlling Accounting
http://blog.vsharing.com/MilesForce/A621147.html
SAP一句话入门：Human Resource
http://blog.vsharing.com/MilesForce/A621148.html
SAP一句话入门：Project System
http://blog.vsharing.com/MilesForce/A621279.html
