1) age of the elements
元素年龄
2) element substitution
元素替代
1.
The influences of electrochemical corrosion, element substitution, phase structure etc.
概述了AB5、AB2 、A2 B(Mg基 )、Ti基多元合金及V基固溶体合金的电极材料的电化学腐蚀、元素替代、相结构等对其电化学性能的影响 ,并指出了目前贮氢电极的主要研究方向。
2.
Effects of dimensional factors in the element substitution on the crystal structure and superconductivity of TI system superconductors were systematically summarized and analyed.
该文系统地总结了Ｔｌ系超导体元素替代中的尺寸因素对晶体结构及超导电性的影响，讨论了晶格畸变对能带结构及载流于浓度的影响。
3) Elements substitution
元素取代
1.
In this paper,the composition methods of Magnesium-based hydrogen storage,main improvement means of their characteristics and the latest developments of Magnesium-based hydrogen storage materials by means of elements substitution are reviewd briefly.
介绍了镁基合金的合成方法及主要的镁基合金的性能改善方法 ,并全面介绍了元素取代镁基合金对镁基合金性能进行改善的最新研究进
5) element substitution
元素取代
1.
The influence of element substitution and heat treatment to the performance of thermodynamics and kinetics were studied systematically.
说明元素取代有利于改善合金的热力学和动力学性能。
补充资料：元素年龄
见宇宙年代学。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条