The ratio of the two wavelengths reveals how much oxygen is in the blood.

这两种不同波段光的比率将可以告诉我们多少血液里面有多少氧气。

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The two wavelengths correspond to E1-HH1 and E2-HH2transitions in the QW respectively.

这两个激射波长分别对应于量子阱中E1-HH1和E2-HH2的跃迁。

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This paper presents a simple experimental scheme of pulsed dye-laser operating at two wavelengths.

本文介绍了一个运转在双波长的脉冲可调谐染料激光器的简便实验方案。

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This provides a means of switching a signal between two wavelengths a neat trick for using bandwidth more effectively.

ECONOMIST: A new approach to making optical fibres

That done, he fired light beams of two different wavelengths down the fibre.

ECONOMIST: Optical communications: Swish switches | The

At times, the two men seemed to be talking on different wavelengths, picking entire lines from the many speeches they have been delivering at campaign rallies across the country rather than responding to each other.

WSJ: Hollande and Sarkozy, Presidential Candidates, Spar in France