sand-pile model的用法和樣例：
例句
- The sandpile model offers an alternative route to uncover this self-organizing phenomenon.
沙堆模型的雪崩機制以及模型所刻畫(huà)的自組織特性為這項研究工作提供了一條有效途徑。 - In this paper, the application of the sand cone model in supply chains is discussed and new analysis thoughts are provided in the research of the compositeness of supply chain.
摘要通過(guò)將沙堆模型應用于供應鏈，提出供應鏈競爭力擴展模型，為供應鏈競爭力問(wèn)題提出新的分析思路。
