Ear thermometers use an infrared beam to detect temperature, rather than mercury.

耳朵温度计采用红外光束，而不是水银来测量体温。

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The design of intelligent infrared beam smoke detector based on PIC MCU id presented.

给出一种PIC单片机为核心的智能红外光束感烟探测器的设计。

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The paper describes a seam tracking sensor with a signal source of modulated infrared beam.

叙述了一种以脉冲调制的红外光束为信号光源的焊缝跟踪传感器。

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Unlike previous one-way demonstrations, the LCDD uses an infrared beam -- in the same way that many land-based fiber networks do -- that can be received on Earth by one of three telescopes located in Mexico, California or Spain.

ENGADGET

By bombarding the fossils with an infrared synchrotron beam a noninvasive way of analyzing a material's internal chemistry the scientists said they detected molecular traces of an organic protein inside the mineralized bones.

WSJ: Dinosaur Embryos Point to Rapid Growth

In the researchers' new imaging system, a beam of infrared laser light is widely dispersed throughout a room.

ENGADGET: Infrared holography lets rescuers see people through walls, fire, walls of fire (video)