本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics
[单选题]
The length of time the sh2f3 z ev6qcp9lly m9 mmwo,4s1utter .009bfca7yqv w9c /- ulviefzis open and the film is exposed in a camera is determined by the0w-7vla/yz q09ef .v 9cfu bic
A. shutter speed.
B. f-stop.
C. focusing.
D. none of the given answers
参考答案: A
本题详细解析:
暂无
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Post time 2024-1-26 22:03:25