carbon 14
美
英 
英漢解釋
例句
Indeed, using the decay rate of Carbon-14 has been a method to date archeological artifacts.
確實,利用碳-14的衰變率一直是鑒定考古發現物年代的一種方法。
These neutrons react with nitrogen nuclei, giving out a proton and producing the active carbon isotope 14.
這些中子跟氮元素的核子產生反應,釋放出一個質子并產生出活性碳同位素14。
Plastic cards did not yet exist, so Shepherd-Barron's ATM accepted only checks laced with identifying traces of radioactive carbon-14.
那時還沒有塑料卡,因此,謝潑德-巴倫的ATM機只能檢測放射性碳-14的痕跡。
The trilateral proposal would phase out HFCs, which are up to 14, 000 times more damaging to the Earth's climate system than carbon dioxide.
該三邊提案將逐漸淘汰氫氟碳化物,該物質對地球氣候系統的破壞力比二氧化碳要高出14,000倍。
Everybody please don't slop over. Tempered fine steel. Look at the result of carbon 14 , the pure soul of Han weapon's steel colour.
各位同道勿傷感。漢龍出宮,伏波平浪。百煉精鋼,看碳14結果,鋼色純正漢兵之魂。
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。
It attempts to explain away potential theological problems like dinosaurs, carbon dating, and the fossil record in general.
他們希望借此也一并解釋一些潛在的神學問題,例如恐龍、碳(14)測定年代和化石等。
The process, known as carbon dating, measures the quantity of Carbon-14 within organic objects.
這個過程,被知曉為碳測定,檢測有機物品中的碳-14數量。
Meanwhile, animals will ingest plants and hence most of the organic materials contain a certain amount of carbon-14.
同時,動物又會進食植物,所以大部份有機體都會有一定份量的碳-14。
But such initiatives won't be enough to make Duke carbon-neutral 14 years from now.
可是這些倡議并不足以使杜克大學在14年后達到碳中和。
Previous experiments show a 14-percent increase in soil organic carbon in the sweep tillage system compared to the moldboard system.
原先的實驗表明,相比而言,采用松土法比鏵式犁翻耕法,土壤的有機碳含量會增加14%。
It was at Chicago that REM sleep was discovered and carbon 14 dating was developed.
這是在芝加哥的REM睡眠被發現,碳14測年的開發。
Isotopes of aluminum, beryllium, carbon ( carbon-14 ), chlorine, iodine and neon, are also formed through cosmic ray spallation.
鋁、鈹、碳(碳-14)、氯、碘和氖的同位素都可以經由宇宙射線散裂產生。
"Carbon-14 doesn't help you solve all this controversy, " says Eilat Mazar.
“碳-14技術無法幫助你解決所有的爭論,”埃拉特·瑪扎爾說。
Holt's team reports that the sensitivity of carbon-14 decay to the tensor force is indeed behind the process.
霍爾特的研究小組報告說,敏感性,碳14衰變張的力量實在是背后的過程。
Millions of kilometres away on Mars, the Viking landers have scooped up some soil and mixed it with carbon-14-labelled nutrients.
數百萬公里外的火星上,“海盜號”登陸艙鏟起了一些泥土,然后把它同標有碳14的化學營養物摻合在一。
The carbon14atoms oxidize to carbon dioxide which gets blown about admixed up with lower atmosphere.
碳14原子氧化生成二氧化碳,向四周散去并與低空的大氣混合。
Smules claims that the log produces 14% less carbon dioxide than regular firewood, and produces more light and heat too.
斯謬爾斯稱與普通的木柴相比,這種木料燃燒后釋放的二氧化碳要少14%,而且能夠產生更多的光與熱。
But in carbon-14, the two versions are nearly in balance, which allows the isotope to persist much longer.
但在碳14,這兩個版本幾乎是在平衡,這使得同位素堅持更長的時間。
The yearly amount of carbon-14 has been carefully monitored and is well known.
此后,碳-14含量每年進行嚴密監測,并已是人所共知。
The key to the dating process is the incorporation into the crystal lines of carbon-14 , which is found in all the food a person consumes.
人類所有食物中均可檢測到碳-14,碳-14與晶狀體結合是確定生物體年代的關鍵。
Something is ingesting the nutrients, metabolising them, and then belching out gas laced with carbon-14 .
不知是什么東西正在吞食和消化代謝這些化學營養物,然后噴出帶有碳14的氣體。
For example, heart muscle cells have two nuclei, which means the DNA could be in there twice, so this could screw up the carbon 14 dating.
例如,心肌細胞有兩個核,這樣,DNA計數加倍,以致碳14的核定值被帶高。
A radioactive isotope of carbon, especially carbon 14.
放射性碳碳的一種放射性同位素,尤指碳14。
The testing of nuclear weapons in the 1950s spewed a lot of radioactive carbon-14 into the air.
上個世紀50年代的核武器試驗的結果導致向空氣中排放了大量的放射性碳14。
Jingzhou Qujialing Daxi cultural heritage of the culture, its carbon-14 dating in general in BC from 3000 to 2500 among.
荊州屈家嶺文化繼承了大溪文化,其碳十四測年一般在公元前3000年至2500年之間。
The site has also has information on how carbon-14 and fission tracking dating work.
本網站還闡述了碳14和裂變追蹤測年的工作原理。
It looks at the ratio of radioactive carbon-14 in that enamel to stable C-12.
該技術著眼于牙釉質中放射性碳14與穩定性碳12的比率。
By measuring the amount of carbon-14 in the ancient organic materials, we can estimate the time when the organism died.
透過量度古代有機體的碳-14含量,我們便可以估計該有機體的死亡年份。
It quickly becomes carbon-14 (with six protons and 8 neutrons).
從而迅速變為碳14(具備6個質子和8個中子)。
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。
for his method to use carbon-14 for age determination in archaeology, geology, geophysics, and other branches of science
發展了使用碳14同位素進行年代測定的方法,被廣泛使用于考古學、地質學、地球物理學以及其他學科