RESULTS: In the volumegraph, the effect of left heart circulation was (54.
结果：在容积图中左心循环作用为（54。
2
And then, we can try to look for the volume below the graph.
再去找这个图像下面所围的体积。
3
One way to think about it, if you're really still attached to the idea of double integral as a volume what this measures is the volume below the graph of a function one.