广角镜头的基本条件（）
A: f<=35MM视野220°
B: f<=35MM视野180°
C: f>=35MM视野220°
D: f>=35MM视野180°
A: f<=35MM视野220°
B: f<=35MM视野180°
C: f>=35MM视野220°
D: f>=35MM视野180°
举一反三
- 二寸证件照的常用尺寸 A: 35*53mm B: 35*53px C: 25*35mm D: 25*35px
- A1图纸装订边的宽度尺寸为 A: 35mm B: 25 mm C: 15 mm D: 5mm
- 内径百分表的测量范围有（）等。 A: （10～18）mm B: （18～35）mm C: （35～50）mm D: （50～100）mm E: （100～160）mm
- What was another contribution by Edison to the movies（） A: He introduced the 35 mm standard machine to the world. B: He introduced the 35 mm as the international standard film width. C: He created a 35 mm standard device for showing movies. D: He created his own standard devices for showing 35 mm film.
- 压缩空间透视可以选用()。 A: f=200mm B: f=35mm C: f=150mm D: f=24mm