Interval - an interval scale is a scale of measurement in which the distance between any two adjacent units of measurement (also known as intervals) is the same, but the zero point is arbitrary.

定距尺度(interval)—在定距尺度中，任意两个相邻测量单位之间的距离(也称为间距)是相等的，但零点是任意的。

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The zero point of the density scale is defined by having no specimen in the densitometer.

定义密度计内没有样品时的密度为密度尺标的零点。

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Binzel recently created a 10-point scale for estimating the threat of a near-Earth asteroid, with zero indicating no chance of an Earth impact and 10 indicating a certain Earth impact with severe, global damage.

CNN: Scientists reduce odds of Earth-asteroid collision