绝对年龄 absolute age
actual age
- 绝对年龄和古地磁也已得到深入研究。
Absolute age and paleomagnetism have been subjected to intensive studies. - 树木的年轮和季节性沉积被称为年变层,可计算用于确定绝对年龄。
Tree rings and seasonal sedimentary deposits called varves can be counted to determine absolute age. - 另一种是绝对年龄,通过测量可靠的时间来确定样品的真实年龄。
Absolute dating involves assessing the actual age of a specimen by using some reliable measure to time.
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