3D UHDTV requires special viewing glasses in order to achieve a 3D viewing experience.
举一反三
- Viewing: Number these events from 1-4 in the order they happened.[img=477x327]1803de18453944c.png[/img] A: 1 B: 2 C: 3 D: 4
- A、-1B、1C、-3D、3
- Which are the teaching steps of viewing teaching? ( )
- 3D printinghas ink but no using of special materials.
- After viewing the Sun, the philosopher returns to the Cave: