isotopes怎么读，isotopes的音标和真人发音
英音
['aɪsətəʊps]
美音 ['aɪsətoʊps]
isotopes是什么意思，isotopes的意思是
n.同位素；<核>同位素( isotope的名词复数 )
isotopes 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- Iran says it needs the uranium at 20 per cent purity for the manufacture of medical isotopes for cancer cures .
- 伊朗表示，该国需要纯度达到20%的浓缩铀，以制造用于治疗癌症的医用同位素。
- But the pieces need to be found quickly because the isotopes last for only days or weeks .
- 但必须很快找到陨石碎片，因为有些同位素的半衰期很短，几天或几周后就难以检测到了。
- In this scenario , hydrogen would no longer be stable , but its slightly heavier isotopes deuterium or tritium could be .
- 在这个设定中，氢不再是稳定的，但是其更重些的同位素氘和氚却是稳定的。
- Atoms of most elements can occur in slightly different forms , called isotopes , with slightly different masses .
- 几乎所有元素的原子都会以略微不同的形式出现，也就是它们的同位素，二者只是质量略微不同。
- Thatwater signature is in the form of oxygen isotopes , atoms of oxygen withdifferent numbers of neutrons .
- 这个特征就是氧的同位素，它是由氧原子和不同数量的中子组成的。
- Astronomers can do this sort of sleuthing with many different isotopes that have relatively short half-lives . So nailing down the solar system 's age precisely is key .
- 天文学家可以通过很多种不同的具备相对较短的半衰期的同位素来做这类测定，因此提高太阳系年龄是很关键的。
- Isotopes say something about the latitude and elevation of your birthplace-which in the case of our mystery man definitely wasn 't southern italy .
- 同位素能告诉我们你出生地点的纬度和海拔，在这项调查中，这位神秘男子显然不是南方意大利人。
- As the economist went to press it was unclear whether iran would accept or haggle over the deal , which would keep in operation a research reactor that makes medical isotopes .
- 本期《经济学人》付印之前，伊朗是否接受或讨价还价这项片面协议交易尚不明朗，该协议将使制造医学上同位素的一座研究反应炉维持运转。
- Now , a team has attempted to solve the mystery by comparing the ratio of two isotopes , or forms , of chlorine in lunar and terrestrial rocks .
- 目前，一个研究小组打算通过对比月球和地球岩石中氯的两种同位素，或两种形式的氯来解决这个疑团。
- That is why uranium fuel has to be enriched , for only one of the two naturally occurring isotopes of the metal is fissile , and it is much the rarer of the two .
- 这就使为什么铀燃料要进行浓缩，因为这种金属自然发生的两种同位素中只有一种是可以裂变的，而且是其中比较少见的那种。
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