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wyh0416:应该是光源发出的某根光线的子线段经过该Receiver的次数 (2016-09-18 11:44) }>OE"#si
junjunsui:您是说光源的的一条光线经过光学系统分成多条光线然后经过该receive的光线条数? (2016-09-22 15:35) ;'Y?wH[
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