The modification of microstructure and hydrogen absorption/desorption properties of LaNi4.25Al0.75 hydrogen storage alloys were carried out by high-temperature annealing,surface Cu coating,and surface SiO2 coating.是什么意思_The modification of microstructure and hydrogen absorption/desorption properties of LaNi4.25Al0.75 hydrogen storage alloys were carried out by high-temperature annealing,surface Cu coating,and surface SiO2 coating.在线翻译_英语_读音_用法_例句