Design method and device of dark field condenser for metallographic microscope
MEI JIAJUN, CHEN JIANAN, ZHOU QINGHONG, HU YIN, HE KAI, HONG DONGFANG, GAO-ZHOU LINER, XIAO YANG, LI FANGYUAN, ZHANG YANKE
Year of Publication 22.10.2021
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Year of Publication 22.10.2021
Patent