carbon-14 dating

基本解釋

Virtual Dating Radiocarbon (Carbon-14) applies to once-living materials that are less than 50,000 years old.
虛擬測年放射性碳（碳14）模型應用于測量年齡小于50000年的物質(zhì)。
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Find a good description of the dating process here.) After carbon-14 spread throughout the globe, tiny amounts of the gas were taken up by the slow-growing mosses.
在碳-14散布到全球之后，微量的這種氣體被緩慢生長的苔蘚吸收。
According to the result of environment tritium math-physical model and carbon-14 age dating, think the renew ability of the thermal water in study area is confined and inhomogeneity.
根據(jù)環(huán)境氚的數(shù)學物理模型計算和碳-14測年結(jié)果，關(guān)中盆地熱水可更新性具有有限性和非均一性特點。

The age of the cloth was determined by Carbon-14 dating.
FORBES: Ancient Burial Cloth Provides Clues To Bronze Age Trade
Although there were no machines for detecting them systematically before 1935, cosmic rays have left their footprints in the geological record by creating radioactive elements such as the carbon-14 used in carbon-dating.
ECONOMIST: Global warming: In flux The