rare element的例句大全

Uranium is very valuable because it is a rare element.

铀很贵重,因为它是稀有元素.

A rare element was found last year.

去年发现了一种稀有元素.

A trivalent metallic element of the rare earth group, it could occurs with yttrium.

稀土属三价金属元素, 可以与钇共生.

Rare earth element pattern is a important way of study on REE geochemistry.

稀土元素模式图是稀土元素,地球化学研究的重要途径.

The stabilities of intermediate compound in binary systems containing a rare earth element are criticized.

并且利用上述规则判定含稀土体系中化合物的稳定性.

A type of Fe-based amorphous alloy containing rare earth element was prepared by melt spinning technique.

利用旋铸技术制备了一种新型的含稀土元素的铁基非晶合金.

The general situation of rare-earth element separation, coordination as well as bio-inorganic chemistry has been introduced.

介绍了稀土分离化学 、 稀土配位化学及稀土生物无机化学的发展概况.

The distribution of rare earth element in the coating was analyzed and discussed.

通过分析稀土在镀层中的分布,探讨了产生这种影响的原因.

In virtue of abraser and vibrating sample magnetometer, the effect of rare earth element cerium on wear volume, magnetic intensity, coercitive force and magnetic permeability of electroless Co-Ni-B alloy coating are studied.

借助磨损试验机和振动样品磁强计等研究了稀土金属Ce对化学镀Co-Ni-B合金镀层磨损体积、磁化强度、矫顽力和磁导率的影响。

X-ray diffraction study on the high Tc superconducting materials without rare earth element in Ti system

非稀土T1系高T c超导材料的X射线衍射研究

KRe ( WO_4)_2 ( Re is rare earth element) belongs to monoclinic system, space group C2/ c.

KRe（WO4）2一类晶体属单斜晶系，空间群为C2／c。

Effect of Rare Earth Element on Properties of Al-Si Eutectic Alloy

稀土La（镧）对Al-Si共晶合金性能的影响

Studies on biological dosage effect of adjustment of rare earth element in CaM level

稀土元素对生物体CaM水平调节的剂量效应的研究

A metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite.

稀土属金属元素，用于激光中，见于磷灰石、独居石、磷钇矿和硅铍钇矿中。