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- A green radioactive mineral that is a hydrous crystalline phosphate of uranium and copper. 铜铀云母一种绿色的放射性矿物,为铀和铜的氢化结晶云母
- The discovery also explains why helium is found in radioactive mineral deposits. 这个发现也解释了为什么在放射性矿渣中找到了氦。
- A green radioactive mineral that is a hydrous crystallinephosphate of uranium and copper. 铜铀云母一种绿色的放射性矿物,为铀和铜的氢化结晶云母。
- In 1898 she discovered the first of these new radioactive minerals, which she named "polonium" in honour of her motherland-Poland, and on which she wrote a research paper. 1898年她发现了这些新放射性矿物中的第一种。为向她的祖国一波兰表示敬意,她把这种矿物取名为"钋",并写了一篇关于钋的研究论文。
- a yellow radioactive mineral; an ore of uranium and radium and vanadium. 一种黄色的放射性矿物;一种由铀、镭、钒混合而成的矿石。
- The competent departments authorized by the State Council may conduct examination of and grant approval to mining of such specified minerals as oil,natural gas,radioactive minerals and issue mining licenses. 开采石油、天然气、放射性矿产等特定矿种的,可以由国务院授权的有关主管部门审批,并颁发采矿许可证。
- It should be pointed out,however,that the local review and registration rights are not applicable to the special types of minerals such as petroleum,natural gas and radioactive minerals. 需要指出的是,授权审批登记的矿种,不包括石油、天然气和放射性矿产等特定矿种。
- It should be pointed out, however, that the local review and registration rights are not applicable to the special types of minerals such as petroleum, natural gas and radioactive minerals. 需要指出的是,授权审批登记的矿种,不包括石油、天然气和放射性矿产等特定矿种。?
- Exploration, selection, smelting and processing of radioactive mineral products 放射性矿产的开采、选矿、冶炼及加工
- The discovery also explains why helium is found in radioactive mineral deposits 这个发现也解释了为什么在放射性矿渣中找到了氦。
- He doubles the parts of a farmhand and a miner. 在这出戏里他既扮演雇农又扮演矿工。
- Radioactive ray is material thing. 放射线是实际的物质。
- It possessed rich mineral deposits, including gold. 它拥有丰富的矿藏,包括黄金。
- The country possesses rich mineral resources. 这个国家有丰富的矿产资源。
- No potassium did we find in this mineral. 在这种矿石中我们没有发现钾。
- A miner's lamp is fixed onto his helmet. 矿灯固定在矿工的头盔上。
- Radium and uranium are radioactive elements. 镭和铀是放射性元素。
- a radioactive mineral consisting of thorium silicate; it is a source of thorium that is found in coarse granite 一种放射性矿物,由硅酸钍组成,是钍的来源,见于粗糙的花岗岩中
- A certain discharge of possible radioactive effluent. 一定量的可能有放射性的废水。
- The gold miner staked out his claim. 那位淘金者立桩标出他的地界。