用电子显微镜研究了压痕诱发砷化镓单晶中的塑性变形。
Plastic deformation induced by indentation in a GaAs single crystal was investigated using electron microscopy in the present experiment.
输出耦合镜作为激光光路系统的核心部件，通常由硒化锌、锗、砷化镓等基材制成。
Being a core part of laser beam system, the output coupling mirror are often made of ZnSe, Ge, GaAs as base materials.
方法：用三氧化二砷处理HO8910 细胞，采用MTT法检测药物对细胞的抑制作用，倒置显微镜和电镜观察细胞形态学改变。
Methods:Cell proliferation was assessed by MTT assays. Morphological changes of apoptosis were observed with invert microscope and transmission electron microscope.
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