查询词典 magnesium

But in some brines, the content of Magnesium is very large, relative high ratio of Mg/Li hampers the advance of Lithium industry.

但某些卤水中镁的含量很高，镁锂比值很大，较高的提锂成本制约了我国锂盐产业的发展。

Through this physical mechanism, electronic conditioning alters the effects of calcium and magnesium carbonates with regard to scale formation.

通过这种电子机械的调节从物理上改变了对镁和钙的炭化物形成水垢的作用。

It is this agitation that alters the effects of calcium and magnesium carbonates with regard to limescale formation.

正是这种分子运动改变了钙、镁化合物形成石灰水垢的影响。

Microstructure and Properties of Magnesium Alloy Scrap s Before and After Purification Treatment by Degassing

镁合金以其优越的性能正在得到广泛的应用，而镁合金废料的回用已成为镁工业可持续发展的关键环节。

The influence of nanocrystalline particles and catalysts on the hydriding and dehydrogenating properties of magnesium-based hydrogen storage materials are summarized in this paper.

总结了纳米晶、催化剂改性等对镁基储氢材料吸放氢性能的影响，介绍了不同镁基储氢复合材料的吸放氢性能以及基于密度泛函理论的第一原理计算方法在镁基储氢材料吸放氢性能方面所做的一些基础理论研究，指出随着量子化学、凝聚态物理等学科以及计算机技术的发展，理论计算方法在研究镁基储氢材料吸放氢性能方面的作用将越来越重要。

After compared the densities of states and the charge distribution of MgH2 with and without titanium addition, it is found that the improvement of dehydrogenating properties of MgH2 caused by titanium alloying originates from the weakened bonding between magnesium and hydrogen, and the increasing of the valence electrons at Fermi level and decreasing of the HOMO-LUMO gap near Fermi level.

电子态密度与电子密度的进一步分析发现：合金化体系解氢能力增强的主要原因在于Mg—H之间的成键作用较弱，以及Ti诱导费米能级 E F处电子密度 N的增加和 E F附近HOMO-LUMO能隙Δ E H-L的变窄甚至消失。

The analysis with X-ray diffraction, scanning electron microscopy, and energy dispersive spectrometer indicates that the fine TiFe(subscript 1-x)Cr particles distribute on the surface of magnesium base, acting as some catalysis sites, which improves the hydrogenating and dehydrogenating properties.

通过XRD、SEM、EDS分析研究表明，TiFe(下标 1-x)Cr(x=0， 0.3)合金粉以细小颗粒的形式分散镶嵌在镁粉基体上成为催化活性点，改善了体系的吸放氢性能。

The result shows that the hydrogen storage properties increase remarkably after pure magnesium ball-milled with 10% TiFe(subscript 1-x)Cr (x=0, 0.3). Moreover, the chromium content also influences the hydrogen storage characteristics. Furthermore, the ball-milled composite of Mg+10%TiFe0.7Cr0.3 has the best hydrogen storage properties with hydrogenation capacity of 7.14% and dehydrogenation capacity of 6.91% at 613 K. In addition, the lower temperature of 493-573 K, the Cr-contained composite exhibits the best dehydrogenating kinetics.

研究结果表明：在纯Mg中添加质量分数为10%的TiFe(下标 1-x)Cr(x=0， 0.3)进行复合球磨，可以明显提高其吸放氢性能；在相同温度条件下，x=0.3的含铬复相合金具有最佳的吸放氢性能，其中在613 K下的吸氢容量为7.14%，放氢容量为6.91%；在493~573 K的较低温度下，含铬复相合金表现出更好的放氢动力学性能。

After douching with alcohol to remove excess blood and animal tissue,confined preservation,the magnesium alloy implants in group A and B were observed by SEM and analyzed by EDS.

方法在实验动物单侧下颌骨植入带有B-TCP涂层的条型镁合金内固定系统，并以未处理镁合金及钛合金内固定系统作为对照组。

The result indicates that the error is less than ±3.00% between new hydration and standard hydration, it meets the precision of standard method and provides important basis for emending magnesium professional standard.

结果表明，新水合法与标准水合法的测试误差不超过±3%，满足标准试验方法的精度要求，为修订菱镁行业标准提供了重要依据。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。