本题目来源于试卷: Physics Unit25: Optical Instrument,类别为 Generic Physics
[单选题]
The farthest distancecx e8 (wsli-zftn4tl1ln 4w,7 at which an eye can see objects cleax2e snu.2br9nrly is
A. the near point.
B. the far point.
C. nearsightedness.
D. farsightedness.
参考答案: B
本题详细解析:
暂无
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