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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GY/T 272-2013 |
Safe areas for television images of 16: 9 aspect ratio to display on the 4: 3 aspect ratio screen 16:9的高清图像在4:3屏幕上显示的安全区域 |
China Radio, Film & TV Industry
Standards Safe areas television |
 English PDF |
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