一旦人们了解了这些板块是如何运动的，就有可能确定过去地球上大陆的运动，以及这些缓慢的运动如何在不同时期重塑了地球的特征。
Once it was understood how these plates move, it was possible to determine past movements of Earth's continents and how these slow movements have reshaped Earth's features at different times.
运动员心脏是心脏对不同形式运动负荷在不同时期产生的适应性的改变。
Athlete's heart is the one to make a corresponding change with adaptability in different periods under multi-form exercise loads.
文中完成了产业结构转移概率的估计，并且根据估计结果，对我国不同时期产业结构的转移运动进行了比较分析。
Transition probabilities have been estimated, and based on the estimations, a comparative analysis of industrial structure transition is made among the periods.
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