The multi channel light base on NDIR was applied to analyze varied part of gas in single gaseous chamber.

本文在不分光红外分析法的基础上，应用一种多通道的光路，研究在一个气室中分析多种气体成分的方法。

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When nearly 30 years ago Dr. Jacob Fraden invented an ear thermometer working on this second principle, the infrared light sensor was so large that he needed a narrow gold-plated reflective tube to channel the light from the ear drum to the sensor.

FORBES: Body temperature.

Whereas he had simply read a pre-prepared statement in February when making his first public appearance following the sex scandal, Woods, who has also been interviewed by ESPN and The Golf Channel since his misdemeanours came to light, now faced some truly probing questions.

BBC: Tiger Woods targeting fifth Masters victory at Augusta

In light of this intense desire for microcelebrityhood, Entertainment channel E!

FORBES: E! gets sued for torturing wannabe reality TV stars