... 不透明屏幕 opaque mask 实物投影机 opaque projection 散开星云 open clusters ...
基于12个网页-相关网页
...有声幻灯单片(Sound-Slide Sets) *多影像呈现(Multi-Image Presentations) *幻灯卷片(Filmstrips) *实物放映(Opaque Projection) * (Communicational Media) *广播 (Broadcast Radio) 音讯电传会议(Audio Teleconference) 音讯图形电传会议(Audiographic Tele...
基于10个网页-相关网页