Sound , video and audiovisual system . connectors for automatic slide projectors with built - in triacs for audiovisual application 音频,视频和视听系统.声视听用机内置三端双向可控硅开关的自动幻灯片投影仪的连接器
Audiovisual , video and television equipment and systems . part 18 : connectors for automatic slide projectors with built - in - triacs for audiovisual application 视听视频和电视设备及系统.第18部分:声像应用的自动幻灯片放映机与内装双向三极管开关的连接器
Audiovisual , video and television equipment and systems ; connectors for automatic slide projectors with built - in triacs for audiovisual applications ; identical with iec 60574 - 18 : 1987 ; german version hd 369 . 18 s1 : 1989 视听视频和电视设备及系统.第18部分:声像用自动幻
Specification for audiovisual , video and television equipment and systems - specification for connectors for automatic slide projectors with built - in triacs for audiovisual application 视听视频和电视设备及系统规范.第18部分:视听用内装三端双向可控硅开关元件的自动滑动放映机连接器规范