瀝青鈾礦 的英文怎麼說

中文拼音 [qīngyóukuàng]
瀝青鈾礦 英文
nasturan
  • : Ⅰ動 (液體滴落) drop; drip; trickle Ⅱ名詞(液體的點滴) drop; drip; trickle
  • : Ⅰ形容詞1 (藍色或綠色) blue or green 2 (黑色) black : 青布 black cloth; 青牛 black ox3 (年輕...
  • : 名詞[化學] (放射性金屬元素) uranium (u)
  • : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
  • 瀝青 : pitch; asphalt; bitumen; mineral resin; dacholeum; goudron; chian; pez; peucine; pitchblende
  • 鈾礦 : uranium mine
  1. But an unexpected fact was noted : certain minerals ( pitchblende, chalcolite, autunite ) had a greater activity than might be expected on the basis of their uranium or thorium content

    但是一個意外的事實引起了我的注意:某些物質(瀝青鈾礦物質、銅雲母或鈣雲母)的活性比根據其或針含量所判斷的要高。
  2. In the older rocks below these glacial deposits are detrital uraninite and pyrite, two minerals considered evidence for very low levels of atmospheric oxygen

    這些冰河沉積物下方的較老巖層,是瀝青鈾礦與黃鐵碎屑;這兩種物被認定為大氣中氧氣極為稀少的證據。
  3. In reality the proportion of the hypothetical element was far lower and it took several years to show unequivocally that pitchblende contains at least one highly - radioactive material which is a new element in the sense that chemistry attaches to the term

    實際上這種假設中的元素的濃度要小得多,我們花了幾年時間才明確無誤地證明瀝青鈾礦物質中至少含有一種高放射性物質,在化學意義上這就是一種新元素。
  4. We found that pitchblende contains at least two radioactive materials, one of which, accompanying bismuth, has been given the name polonium, while the other, paired with barium, has been called radium

    我們發現瀝青鈾礦物中至少含有兩種放射性物質:與鉍伴生的命名為釙,與鋇伴生的命名為鐳。
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