| 单词 | radiocarbon age |
| 释义 | > as lemmasradiocarbon age radiocarbon age n. the age of an organic object (such as an ancient piece of wood, bone, or textile) as ascertained by radiocarbon dating. ΚΠ 1949 Science 23 Dec. 679/2 The two basic assumptions of the radiocarbon age determination method—namely, the constancy of the cosmic radiation intensity and the possibility of obtaining unaltered samples—are probably justified for wood up to 4600 years.] 1951 Amer. Jrnl. Sci. 249 257 All of the dates are of the right order of magnitude, with a few exceptions where it seems likely that the stratigraphic position of the sample, and not the radio~carbon age, has been incorrectly given. 1962 R. Mason Prehist. Transvaal iv. 85 The Florisbad Peat 1 horizon has a radiocarbon age of more than 35,000 B.P. and may be associated with a Middle Stone Age industry. 1992 Forensic Sci. Internat. 54 93 In order to resolve definitely the question of whether the engravings are real or faked, we have measured the radiocarbon age of the bones themselves. < as lemmas |
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