R/3 基本模块的划分：
BC—Basic Component
CA-Cross Application Component
AC-Financials
|
---FI Financial Accounting
---TR Treasury
---CO Controlling
---IM Investment Management
---EC Enterprise Controlling
HR-Human Resource
|
---PA Personal Management
---PT Time Management
---PY PayRoll Accounting
LO-Logistics
|
---LO Logistics Generals
---SD Sale & distributions
---MM Material Management
---QM Quality Management
---PM Plant Maintenance
---PP Production Planning and Control