索尼在高清屏幕上展示了富有颗粒感的网络视频，但并未给人留下深刻的印象，索尼电影的宣传片是展示的唯一一组示例。
The demonstration of grainy internet video on high-definition screens was unimpressive and the only HD examples shown were trailers for Sony films.
目的探讨感蓝、感绿不同的屏片体系，在腰椎和腹部平片上形成影像质量及入射剂量的差异。
Objective To investigate the difference in imaging quality and X ray dose for plain film of lumbar vertebrae and abdomen when using blue screen or green screen.
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