2020-09-27 www Kimball 直线轰击型电子ELG-2 / EGPS-1022 Kimball 直线轰击型电子ELG-2 / EGPS-1022 能量范围:1 eV to 2k eV 束流范围:1 nA to 10 µA 束斑范围:0.5 mm to 5 mm