China Audio visual，video a GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 18121-2000 Audio visual，video and television equipment and systems--Video tape leader and trailer for education and training applications 视听、视频及电视设备和系统教育和训练用录像磁带的引带和尾带 - 中英文版
	GB/T 16610-1996 Audio-visual，video and television equipment and systems--Control systems for two still projectors operating practice 视听、视频和电视设备与系统双幻灯机控制系统操作规程 - 中英文版

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