Top number indicates valve number, bottom number indicates valve size.

顶部的数字表示阀门编号，底部的数字表示阀门大小。

youdao

The second number is sometimes called the bottom number, or the diastolic pressure. It measures your blood pressure when the heart is at rest, between heartbeats.

第二个数字有时被称作低压或者舒张压，它测量了当心脏休息时在两次心跳之间时的血压。

youdao

If you have high blood pressure, cutting back on booze could produce a small but significant drop of 2 to 4 mm Hg systolic (the top number) and 1 to 2 mm Hg diastolic (the bottom number).

如果你有高血压，那么当你减少饮酒量时，可以使心脏收缩压有很小但又有意义的下降，可以下降2 - 4毫米汞柱(上面的数即分子数值)，以及心脏舒张压下降1 - 2毫米汞柱(下面的数即分母数值)。

youdao

But here I'm doing the exact same thing except my number here 13 0 in the bottom in the denominator is 13.0.

但是这里我在做一个同样的计算,除了在下面的分母是。

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That's bottom line number one, because if people are working, then they've got enough confidence to make purchases, to make investments.

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Whatever bottom line number we end up with will be reported.

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