本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics
[单选题]
The amount of light reaching the film in a dor(cl;3d5ls 32 ilyvcamera is determined by tpof59d14 f reqhe
A. shutter speed.
B. f-stop.
C. focusing.
D. none of the given answers
参考答案: B
本题详细解析:
暂无
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Post time 2024-1-26 22:03:25