maximal element

例句：

1. 1. The maximal temperature reached in this region was 40 degrees Celsius.
   该地区达到的最大温度是40摄氏度。
2. 2. The maximal stress on the structure is due to the weight of the load.
   结构上的最大应力是由于载荷的重量造成的。
3. 3. The maximal value of the function is determined by the maximum point of the graph.
   函数的最大值是由图的极大点确定的。