Silver is widely used in electronics, whether in buttons for TVs, in membrane switches in computer keyboards or as a coating for CDs and DVDs.
白银被广泛用于电子器件，包括电视按钮、计算机键盘薄膜开关以及CD和DVD碟片涂层。
All camera functions can be controlled using the onscreen display, either through built-in buttons or the supplied remote control, which operates using RS-485 control signals.
摄像机的所有功能通过屏幕视控系统设定，也能通过内置按钮或远程遥控器控制，该遥控器使用RS- 485控制信号。
All camera functions can be controlled using the onscreen display, either through built-in buttons or the supplied remote control, which operates using RS-485 control signals.
摄像机的所有功能通过屏幕视控系统设定，也能通过内置按钮或远程遥控器控制，该遥控器使用RS- 485控制信号。
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