具有资料列行首，其中包含目前资料列的选取范围指示器。
Has a row header that contains a selection indicator for the current row.
每个值都与一个最低范围和状态指示器关联。
Each value is associated with a minimum range and a status indicator.
无数的对鸟类于研究发现了嗅觉度，在新的物种里，它们的范围从低于10%到高于30%，这是对嗅觉可靠的指示器。
Numerous studies in birds have shown the olfactory ratio, which ranges from less than 10% to more than 30% in a few species, to be a reliable indicator of the sense of smell.
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