accounting structure mode的用法和样例：
- How is an AdWords account structured?
- This paper presents an on-line examination system based on a B/S three-tier structure mode,using advanced ASP.
- The diagram below shows the account structure and the settings that are applied at each level.
- Introducing the optimal structure mode of The twostep pressure valve,its veracity and its stability are best of all.
- Traditional stack structure mode of two-coordinate positioning platform was abolished and "coplane" guiding mode was adopted.