1 | It has uranium oxide in it. | |
2 | Radium and uranium are radioactive elements. | |
3 | That red is uranium oxide. | |
4 | This cup has no uranium oxide. | |
5 | Rubber, coal, uranium, moons, poems. | |
6 | The fuel was enriched with uranium 235 for the nuclear reactor. | |
7 | The nuclear fuel is uranium oxide. | |
8 | Uranium is very valuable because it is a rare element. | |
9 | Business opportunities have a half-life, just like uranium. | |
10 | Niger is the worlds largest exporter of uranium. | |
11 | That's where the exposed rods are placed. | |
12 | No. 5 working area in a uranium-molybdenum mine of Chifeng was mined illegally. | |
13 | Uranium ore, bauxite, manganese ore reserves, ranks third in the world. | |
14 | We never imagined that there would be uranium in our kids. | |
15 | Chain-reacting piles, or atomic-power reactors, contain a great quantity of uranium. | |
16 | Uranium oxideremains are visible as the yellowish rock. | |
17 | 所有的铀原子并非具有相同的原子量。有的重234,有的重235,而有的重238。
All uranium atoms do not have the same atomic weight. Some of them weigh 234 units, some (of them) (weigh) 235 units, and some (of them ) (weigh) 238 units. | |
18 | The isotope of uranium with mass number235, fissionable with slow neutrons. | |
19 | 稀土矿山常常也含有放射性元素,比如铀和钍。
Rare earth mines often also contain radioactive elements, such as uranium and thorium. | |
20 | The calculation from the neutrino work yields 20 terawatts for uranium and thorium. |