He added that the missing hologram should have been detected by electronic surveillance.他还说,电子监视设备本应该发现漏印了全息防伪标志.The hologram can be flipped to show the inverse image.全息图可以通过反转显现出逆像。The resulting pattern was something he...
The hologram package is the functional unit embodying the universality of hologram.全息包是体现全息普遍性的功能单位.Hologram ( Holograph ): A three - dimensional image created by lasers. There are different types of holograms.全息图: 用激光产生...