稀土金属的例句大全

Rare earth metals have purifying and fining and alloying effects.

稀土金属在铝合金中具有净化、细化和合金化效果.

When the RE metal salt was 2 %, the coating had the best density and hardness.

当稀土金属盐加入量为2%时镀层密度最大、显微硬度最高.

The research on the analytical method for determining trace tungsten in RE metal had been done.

介绍了稀土金属中微量钨的测定方法研究,着重研究了试样的分解.

The oscillatory relaxation of the rare earth metal surfaces has been investigated with LEED spectra.

用LEED谱,研究了稀土金属表面的振动弛豫.

Yet another rare earth metal, lanthanum, is a major ingredient for hybrid car batteries.

而另一种稀土金属镧, 则是混合动力车电池的主要原料.

A lustrous, blackish-brown rare earth mineral consisting primarily of cerium , erbium , titanium , uranium, and yttrium.

一种红褐色矿物, 含稀土金属, 是钍和铈的主要来源.

Its adsorptive property to adsorb the rare earth ions Pr 3 + , Nd 3 + was studied.

研究了该吸附材料对稀土金属离子Nd3+和Pr3+的吸附性能.

A deodorant catalyst CMT A composed of transition metal and rare earth oxides was prepared.

介绍了以堇青石蜂窝陶瓷薄片为载体,附载过渡金属及稀土金属氧化物活性组分制备的CMT- A除臭催化剂.

However , nanometer Co _ 2 O _ 3 and Y _ 2 O _ 3 show outstanding catalysis in TMO and REO.

纳米Co2O3和Y2O3在研究的过渡金属和稀土金属中表现出了对AP最好的催化作用.

Yttrium serves as an ideal non-magnetic diluent for the rare-earth metals.

钇被用作稀土金属一种理想的 非磁性 稀释剂.

China says it follows WTO rules in exporting the minerals. In twenty ten, China mined about one hundred thirty thousand of rare earth metals. That was about ninety-seven percent of world production.

中国称遵守了世贸组织有关出口这类金属的规定，2010年，中国开采了大约13万公吨稀土金属，占全球生产量的约97%。

A large number of metal oxides, including alkali earth oxides, transition metal oxides and rare earth oxides, had been suggested for using as catalysts for the selective hydrogenation of benzoic acid and methyl benzoate.

很多的科研工作者研究了一系列金属氧化物包括：碱性氧化物、过渡金属氧化物和稀土金属氧化物作为催化剂用于苯甲酸（或酯）加氢反应。

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。

We adhibit rare earth metal in catalyst and prepare catalyst. It reduces the active component stripping and improves the stability of catalyst.

针对过渡金属氧化物活性组分易溶出的问题，向催化剂中引入了稀土金属元素，制备了催化剂，将活性组份溶出量降低为原来的16%，提高了催化剂的稳定性。

Metal halide lamps filled with the mixture of sodium iodide and rare earth iodides have been made and compared with the mercury arc lamp.

文中还制造了填充不同比例的碘化钠和稀土金属碘化物混合物的金属卤化物灯，将它们的发光特性与汞灯进行了比较。

Study on extraction and separation of rare earth metal ions by calix [ 8] arene

杯[8]芳烃萃取稀土金属离子的研究

We use alkaline earth oxalate as our research object and select corresponding biomimetic synthesis system.

选择碱土族草酸盐作为研究对象，采用与之相适应的仿生合成体系，成功合成出了碱土/稀土金属草酸盐微/纳米材料。