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单词
optical null method
释义
optical null method
optical null method
[
′äp·tə·kəl ¦nəl ‚meth·əd
]
(spectroscopy)
In infrared spectrometry, the adjustment of a reference beam's energy transmission to match that of a beam that has been passed through a sample being analyzed.
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更新时间:2026/1/14 20:53:29