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关注:1
2013-05-23 12:21
求翻译:Pinhole aperture throughput measurements used to determine the total encircled energy are made in the focal plane of a beam to characterize the focusability ofa beam是什么意思?![]() ![]() Pinhole aperture throughput measurements used to determine the total encircled energy are made in the focal plane of a beam to characterize the focusability ofa beam
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