水温来源于地热增温率及放射元素的衰变产生热能。
The water temperature originates in geothermy warming rate and the radioactive element decay has the heat energy.
我们现在的氦源，是地下天然气田中放射元素衰变的副产品，经过数十亿年的累积，逐渐形成的。
Our modern supply of helium has gradually built up over billions of years in subterranean pockets of natural gas as a byproduct of decaying radioactive elements.
放射元素半衰期长，放射性污染物进入土壤会危害农业生态环境，威胁人类的健康和其他生物的生存。
Radionuclide with long half-life causes radioactive contamination and produces a series impact on the ecosystem, threatens human health and survival of other bio-organisms.
该产品无污染放射元素，对人体健康无害、能防水、防火、抗腐蚀、不退色、不变形，符合环保要求的绿色产品。
They are green outputs of pollution free, innoxious, water proof, anti - fire, erosion resistance, fast color and non - deformation.
该产品无污染放射元素，对人体健康无害、能防水、防火、抗腐蚀、不退色、不变形，符合环保要求的绿色产品。
They are green outputs of pollution free, innoxious, water proof, anti-fire, erosion resistance, fast color and non-deformation.
试验与婴儿牙齿里放射元素之间的无可争辩的联系对于推动1963年的《禁止核试验条约》起了至关重要的作用。该条约宣布地面进行核武器试验非法。
The undisputed link between the tests and a radioactive element in baby teeth provided much of the impetus for the 1963 test Ban Treaty, which outlawed above-ground nuclear weapons-testing.
卡拉汉假定化学元素放射电磁信号。
Callahan posits that chemical elements radiate electromagnetic signals.
这些矿物可以用放射性衰变技术测定年代，因为它们所含的放射性微量元素非常少。
These minerals can be dated by radioactive decay techniques because of the very small quantities of radioactive trace elements they, in turn, contain.
向日葵继续生长；在这个过程中，他们吸收了放射性元素。
The sunflowers kept growing; in the process, they absorbed radioactive elements.
地质年代通常是通过矿物中发现的各种放射性元素的衰变率来获得的。
Geological dates are usually obtained by using the rates of decay of various radioactive elements found in minerals.
地质年代通常是通过矿物中发现的各种放射性元素的衰变率来获得的。
Geological dates are usually obtained by using the rates of decay of various radioactive elements found in minerals.
与她的母亲一样，1935年，艾琳和她的丈夫弗雷德里克（Frederic）因为制造了新的放射性元素而获得了诺贝尔奖。
Like her mother, Irene was awarded a Nobel Prize, along with her husband, Frederic, in 1935 for producing new radioactive elements.
与她的母亲一样，1935年，艾琳和她的丈夫弗雷德里克因为制造出了新的放射性元素而获得了诺贝尔奖。
Like her mother, Irene was awarded a Nobel Prize, along with her husband Frederic in 1935, for producing new radioactive elements.
氦是钍和铀元素数千年放射性衰变的副产品。
Helium is the by product of millennia of radioactive decay from the elements thorium and uranium.
花盆里的向日葵浸没在被放射性元素污染的池塘里。
Sunflowers growing in pots were placed, with their roots submerged, in the pond contaminated with radioactive elements.
43号元素的放射性使其易于分离和测量。
Element 43's radioactivity makes it easy to isolate and measure.
我们现在通过测量掩埋在漂流物中木头放射性的碳-14元素，以精确地确定冰川作用的时期。
We now know the age of the glaciation accurately from radiometric dating of the carbon-14 in logs buried in the drift.
然而他们做梦也没想到，雨水时的尘埃微粒含有极强的放射性元素。
But they never imagined the particles contained in the rain had an array of radiation.
放射性铯元素在福岛的花椰菜中被发现，大大超出国家限制范围。
Radioactive cesium was detected in broccoli in Fukushima Prefecture well above the country's limit.
福岛县说，饮用水中这些放射性元素的含量如果再增加三倍，水将不再适于饮用。
The amounts of such elements were roughly one-quarter the levels that will make the water unfit to drink, Fukushima prefecture said.
摆放在长谷川桌子上的大部分检测样品，都被证明所含的放射性元素铯- 134，铯- 137和碘- 131均在可安全范围内。
Most of the samples that have passed across Hasegawa's desk have proved to be within the legal consumption limit of the radioactive isotopes cesium 134 and 137 and iodine 131.
所以要是你获得了放射性元素的正确类型矿石后，等上数十亿年（甚至数万亿年）就能获得地下隐藏着的大量氦！
So if you get an ore of the right type of radioactive element, and you wait millions and millions (or even billions) of years, you make a giant underground store of helium !
如果下雨或下雪，放射性元素就能以更快速度降落至地面。
If it rains or snows, the radioactive elements it can fall to earth more quickly.
钚和其它的放射性元素的混合物可以转变成适宜“快”反应堆使用的燃料。
This mixture of plutonium and other radioactive elements couldthen be turned into fuel suitable for use in “fast” reactors.
因为它的重，所以你想它应该是放射性元素。
他向普渡大学的研究者提出建议：寻找地球上放射性元素衰变速率的变化同太阳自转的关系。
His advice to Purdue: Look for evidence that the changes in radioactive decay on Earth vary with the rotation of the sun.
她测量了这两个元素放射性的总量和原子性质，感觉到物质的放射性是同放射性元素的总量成比例的。
She named the other radium. She measured the amount of radioactivity, an atomic property, and felt that the radioactivity was proportional to the amount of the element.
他们当时对一种放射性元素钍很感兴趣，这种元素能驱动核反应堆，却不能制造生产成武器。
They had been interested in thorium — a radioactive element that can fuel nuclear reactors but not be processed into weapons.
他们当时对一种放射性元素钍很感兴趣，这种元素能驱动核反应堆，却不能制造生产成武器。
They had been interested in thorium — a radioactive element that can fuel nuclear reactors but not be processed into weapons.
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