1.
a ductile gray metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group.
一种有延展性的灰色金属元素，用作打火石，稀土属元素中含量最丰富的一种。
2.
a bivalent and trivalent metallic element of the rare earth group.
稀土属二价和三价金属元素。
3.
a trivalent metallic element of the rare earth group; occurs with yttrium.
稀土属三价金属元素，与钇共生。
4.
European Rare-Earth Actinide Society (ERES)
欧洲稀土金属和锕元素协会
5.
any element of the lanthanide series (atomic numbers 57" through 71").
稀土属的任一种元素（原子序数至之间）。
6.
a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic.
稀土属三价金属元素，形成磁性特强的化合物。
7.
a trivalent metallic element of the rare earth group; usually occurs in association with yttrium.
一种稀土属的三价金属元素，通常与钇共生。
8.
Distribution Characteristics of the Rare Earth Elements (REEs) in the Gejiu Tin-Copper Polymetallic Ore Concentrating Region of Yunnan Province
云南个旧锡铜多金属矿集区稀土元素分布特征
9.
a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group.
稀土属的三价金属元素，一种可延展的银白色铁磁体。
10.
a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime.
一种软质的银色稀土属金属元素，见于硅铍钇矿、独居石和磷钇矿中。
11.
a trivalent metallic element of the rare earth group; occurs together with yttrium; forms highly magnetic compounds.
稀土属的一种三价金属元素，与钇共生，形成极具磁性的化合物。
12.
rare earth vapor laser
稀土元素蒸气激光器
13.
lanthanid(e) series
【化】镧系(即稀土元素)
14.
Studies on Bioremediation of Arbuscular Mycorrhizal Fungi in Heavy Metal and Rare Earth Element-Contaminated Soil;
丛枝菌根真菌对重金属、稀土元素污染土壤生物修复研究
15.
a white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth.
一种白色的软质金属元素，易失去光泽，存在于稀土矿物中，通常被归为稀土类。
16.
a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium.
一种稀土属黄色多价元素，与铈、镧、镨共生于独居石和氟碳锑矿中。
17.
a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys.
稀土矿物中常见的一种银色金属元素，用于镁和铝的合金中。
18.
Research on the Interaction Rule between the Rare Earth Cerium and the Low Melting Point Metallic Tin in the Steel;
钢中稀土铈与低熔点金属元素锡相互作用规律研究