The laser signal combined with a closed - loop control system can be used in automatic level flatting of the ground.

自准水平激光仪的激光信号与闭环控制系统的结合，实现地面的水平平整，它是自准水平激光仪的一种动态应用。

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Tracking laser signal is very difficult under natural background condition due to the interference of environment and background noises.

在自然背景条件下，由于环境噪声和背景噪声的干扰，使激光信号的跟踪变得困难。

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The construction of the chemical laser with its concentric flash lamp and the laser signal detection system are described in more detail.

对同轴闪光灯泵浦的化学激光器及其激光信号的探测系统做了较为详细的描述。

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In the video, the major appears to be upbraiding the soldier for not using a laser warning device to signal the approaching truck.

NPR: Insider Attack Kills 2 US Troops, 2 Afghans

The new technology places glass optical fibers, which contain a laser diode that sends a signal beam into the optical, into the flutes.

FORBES: Fiber-Optic Sensors Set Stage for Extreme Snipers

The company makes two pieces of the system: a laser diode that shoots a signal at the player, recognizes her motions and reflects them back to the console, at which point they hit a second JDSU part, an optical filter.

FORBES: Magazine Article