Activity-based costing(ABC)is an important concept in Management Accounting, and the same is true with input-output analysis in Statistics.
正如作业成本是管理会计学中的重要概念，投入产出分析也是统计学中的重要概念。
2
Accounting for normal activity, the subjects showed about a 7 percent boost in sugar use on the side of the head where the active cellphone was.
相对于正常的脑部活动，受试者显示，他们系有通话状态的手机一侧的脑部多消耗了7%左右的糖类。
3
For example, you might use a Polling activity to search for new sales order records in your system and then automatically send a copy of the data to your accounting application to generate a bill.