age dating 中文意思是什麼

age dating 解釋
記年
  • age : n 1 年齡。2 成年〈滿廿一歲〉。3 老年，晚年。4 壽命；終生，一生。5 時代，時期，年代。6 〈口語〉很...
  • dating : n. 1. 記日期。2. 【商業】（支付的）延期日期。3. 〈美國〉幽會。
  1. All these ductile shear zones are characterized by northward thrusting. the u - pb dating on zircons from the bedded gabbro of the qimanyuter ophiolite melange gives an age of 526 ? 1 ma ( early cambrian )

    在其曼于特蛇綠巖的層狀細粒輝長巖中獲得了鋯石u - pb年齡值為526 1ma （早寒武世） ，它被晚奧陶世花崗巖侵入。
  2. K - ar age dating method is facing a serious challenge to its application due to that both ar loss and ar excess are widespread found even though it has been undergoing 50 years. in the latest few years of the 20th century, studies on k - ar geochronology have been pushing on a new step as a sign of method perfected and precision enhanced. high precision and high resolution

    Ar定年方法的完善和精度的提高為標志，把k - ar年代學研究推向了一個新高度。微區微量高精度高分辨定年，把定年時限擴展到人類歷史范疇，精細的分析技術拓寬了年代學的應用范圍，使之解決的地質問題更廣泛。
  3. The granitic rocks in zhuluke area, western liaoning, emplaced during late hercynian - indosinian cycle, with rb - sr isochronal dating age of 226. 8 260 ma

    摘要朱碌科地區花崗質巖石侵位時間為二疊三疊紀。
  4. Evidence from isotopic dating suggests that the greenstone belts vary considerably in age.

    來自同位素年齡鑒定的證據指出，綠巖帶在年齡上彼此變化相當大。
  5. Radioactive dating showed the crystals from western australia varied in age from 3. 06billion to 4. 25billion years ， making them almost 1billion years older than the previous oldest - knowndiamonds

    放射性斷代測出來自澳大利亞西部的這種晶體在30 . 6億到42 . 5億年前間發生變化，這比之前已知最古老的鉆石還早10億年左右。
  6. Few places have preserved the past like shetland, where remains of settlements dating from the stone age endure

    沒有什麼地方像設得蘭群島那樣完好地保存著過去，在那裡還可以看到石器時代留下的部落遺跡。
  7. Thermoluminescence dating can determine the age of antiquities

    古物可以用熱釋光定年法判定年代
  8. Thermoluminescence dating is commonly used to determine the age of pottery

    熱釋光定年法常被用作判斷陶器的年代。
  9. Undertaking isotopic geochronological study on ar - ar, adopted the fast - neutron activation dating technique to test 40ar - 39ar age of quartz from au - bering quartz veinlet ore in the deposit, and well - defined plateau age of 210. 59 ma ?. 92 ma, the lowest apparent age of 208. 07 ma ?. 22 ma, and isochron age of 207. 14 ma ? 1. 92 ma

    通過流體包裹體顯微測溫學研究，表明金礦床的均一溫度成礦早階段為270 320 ，成礦主階段為170 250 ，成礦晚階段為110 250 ，呈逐漸降低的趨勢，低溫成礦作用明顯。
  10. Using carbon - dating techniques, archaeologists can determine the age of many ancient objects by measurement the amount of radioactive carbon they contain

    參考譯文：在太陽深處的內核中，氦和氫經過一系列高熱原子核反應熔合作用產生了太陽的能量。
  11. Horreo : an antique dating from before the age of stone ones

    不是石造的陳年穀倉
  12. 2s ( th / u4u and 227th / 2x " th dating on two mammal fossil teeth gave age ranging from 85 to 139 ka, which evidence the stratigraphic order between the capping flowstone and the underlying fossil - bearing deposits and support to the age assignment of older than ca. aoo ka to die hominid fossil teeth

    伴生的貘牙化石和鹿牙化石的二種鈾系法年代范圍為85 - 139ka ，表明該地點含化石堆積與表層鈣板間無地層倒序現象，支持人牙化石大於100ka的結論。
  13. This paper, based on u - senes dating of speleothem formations and fossil materials, provided the reliable age of this cite, and further discussed the important implications of the results to human evolution research in china

    但該遺址至今只有「與柳江人年代相當」的相對年代估計。本文報道?前洞遺址的鈾系測年結果，並討論該遺址年代位置新證據對我國現代人起源研究的意義。
  14. By having conducted 40ar - 39ar dating of 35 samples and sm - nd dating of 19 samples from the linzizhong volcanic rocks, the post - collision volcanic rocks and a granite dike and the yarlung zangpo ophilite, the dissertation provides significant new data and results for optimizing the time framework of tectonic - magmatic event s of this region. according to isotopic dating of 9 samples, 12 experiments survey in the main trunk profile, the eruption age of the linzizhong volcanic rock in the linzhou basin has been determined as 54 - 64ma

    本論文通過35個樣品的~ （ 40 ） ar - ~ （ 39 ） ar及19個樣品的sm - nd同位素測年，獲得了關于俯沖?碰撞階段形成的林子宗火山巖、后碰撞火山巖與花崗巖及雅魯藏布蛇綠巖的同位素年齡數據，為完善研究區構造?巖漿事件的時間格架提供了新的資料與成果。
  15. My dear friend, what you mentioned here is neither new nor canadian. it ' s actually age - old pedagogy, dating back over 2000 years, first documented by plato and later verified by piaget etc

    親愛的網燕，你上面所闡述的教育理念其實既非最新的也非加拿大人所獨有。實際上這是一種古老的教育學，可以追溯到2000年以前，最先出現于柏拉圖的文獻中，后來又被皮亞傑所證實。
  16. Amber artefacts dating back to the stone age have been found in what is now germany and denmark

    當今的德國和丹麥，已發現琥珀藝術裝飾品的存在。
  17. Now i understand the more and more assistant function of dating ancient weapon for the fittings with available age decoration feature

    現在體會到有時代文飾特點的裝具對古兵斷代的輔助作用是越來越大。
  18. Relative dating assesses the age of a specimen in comparison to other specimens

    一種是測定相對年齡，通過與其他的樣品的比較來確定待測樣品的年齡。
  19. The mdd model 40ar 39ar age dating technique and the cooling history of the altyn mountain

    實驗技術及其在阿爾金山中生代冷卻中研究中的應用
  20. This method is of significance both to overcome the difficulties in the recovery of the historical tritium concentration and to enhance the accuracy of age - dating

    該方法不僅可以很好地解決地下水系統輸入項氚背景濃度恢復時間序列較長的問題，而且對于提高地下水的定年精度具有十分重要的意義。
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