Rare earth metals are not necessarily ''rare''. They are however difficult to extract from the Earth due to the fact that they are only found in small concentrations. Rare earth metals are used in alloys. They are used to manufacture many high-tech consumer products such as microchips, phon...
arenotrare However,thenumberofcurrentlyknowneconomic concentrationsarelimited Theyaremetals,ratherthanearths Discoveredin1794byFinnishchemistJohanGadolin Attime,term“earths”usedforoxidecompounds FirstveryimpureREEmetalwasmadein1826 REEconcentrates http://.scribd/doc/77291501/Pea-Ridge- The-Principal-Rare-Earth...
rare earth metals 英 [reə(r) ɜːθ ˈmɛtlz] 美 [rer ɜːrθ ˈmɛtəlz]网络 稀土金属; 求购稀土金属; 稀土金属公司; 稀土元素英文缩写
The article offers information on the specifications and descriptions of the rare-earth elements. Accordingly, rare-earths constitutes lanthanide series based on the periodic table of elements including yttrium, scandium, europium, and gadolinium. In addition, these elements are all metallic by nature....
This article aims to unravel the importance of rare earth metals by delving into their definition, debunking the myth of scarcity, and exploring their critical role across various industries.
The meaning of RARE EARTH is any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals.
rare earth orthoferrite 稀土正铁氧体 rare earth magnet 稀土磁体 相似单词 rare earth 稀土的;稀土元素 rare earth(RE) 稀土 METAls 五金 metals n. 金属 rare a. 1.稀罕的 2.珍贵的,极好的 3.稀薄的(空气) 4.半熟的(食物) RARE 【缩写】 =European Association of Research Networks【计算机...
Define Rare earth metals. Rare earth metals synonyms, Rare earth metals pronunciation, Rare earth metals translation, English dictionary definition of Rare earth metals. n. 1. Any of various oxides of the rare-earth elements. 2. A rare-earth element. Ame
1. 2. 3, 重点句型及难句分析: Our modern lives depend on metals known as rare earths.句意:我们的现代生活依赖于被称为稀土的 金属。 depend on/upon 意为“依靠,依赖";known as rare earths 是过去分词短语作后置定语,修饰 metals 1.根据第二段内容可知,稀土被用于电脑屏幕、 手机和其他电子设备,医学...
as opposed to trading in the metals themselves. This is due to their rarity and price, as well as their almost strictly industrial consumption. Rare earth metals are not considered a good physical investment like precious metals, which hold low...