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ＰＶ９９００能谱仪启动系统的一次故障分析张步升＊郭永宏李纪标（河北师范大学实验中心石家庄０５００１６）分类号Ｏ６５７．３９１．引言ＰＶ９９００能谱仪是Ｐｈｉｌｉｐｓ公司生产的ＥＤＡＸ系列与电镜联用的元素分析仪。我室的能谱仪自１９８９年安装以来，一直运...
A Failure Analysis of PV9900 Energy Dissipation Startup System ZHANG Bu - sheng * GUO Yong - hong LI Ji - biao (Experimental Center of Hebei Normal University, Shijiazhuang 050016) DOI: Introduction PV9900 spectrometer is EDAX series EDAX series with the electron microscope element analyzer. I am room spectrometer installed since 1989, has been shipped ...