Micromorphology and fine structure in laser hardened layer of grey cast iron have been investigated with scanning electronmicroscope and high-voltage transmission electronmicroscope.
用扫描和高压透射电子显微镜研究了灰铸铁激光硬化层微区组织形貌和精细结构。
2
Subsequently, the breakdown happened inside of the high-voltage vacuum apparatus was researched initially by means of scanning electronmicroscope analysis and vacuum apparatus dissection.