The fine scale microstructure of powder metallurgy highspeed steels has been investigated by using analytical electron microscopy.
应用分析电子显微术对粉末冶金高速钢的精细结构进行了研究。
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Results EBCT had the advantage of highspeed in scanning and high resolving power of time without mechanical abrasion due to the using of electron beam.
The highspeed microscope photography has been used to study on the back-ejecta of tantalum target in DRAGON ONE impacted by high intensity current pulse electron beam.