Well, we can do that in rectangular coordinates dz dx dy where dV becomes something like, maybe, dz dx dy, or any permutation of these.
我们在直角坐标系中处理,在这里dV有可能变成,或者它们的其他排列。
In the other columns, list each food's percent DV for calcium and saturated fat from the Nutrition Facts label.
在其他两栏中,按照食品标签的内容,列出食物中所含每日所需营养素的百分比。
Soy is high in protein - one cup of beans can fill 40 percent of the DV for protein - and the bean also serves up generous helpings of fiber, calcium, potassium, iron, phosphorus and magnesium.
大豆富含蛋白质——一杯大豆可以满足40%的蛋白质每天供给量(DV)——同时大豆也慷慨地提供大量的纤维素、钙、钾、铁、磷和镁。
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