The tutorial also assumes you know some key features of a map: distance, coordinates, and scale.
本教程还假设您了解地图的一些关键特性:距离、坐标和比例尺。
Crucially, this was true at all frequencies, which means the phenomenon is scale invariant - the other key criterion for self-organised criticality.
最重要的是,所有的频率都是这样,意味着这种现象是规模不变的-自我组织临界的另一个重要标准。
Engineers say that scale is the key to wind power.
工程师们说规模是风电的关键。
应用推荐