The structure and the principle was Introduced that the adjusted light target can show the center of pipeline.

介绍了一种能显示管道中心的调节光靶的结构和原理。

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It is a main subject to increase signal to noise ratio of light target and pick up signals effectively so as to diffuse laser shooting simulator.

提高光靶信噪比，有效地拣出信号，成为激光射击模拟器推广应用的重要课题。

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Like its Cousins radar and sonar, lidar (light detection and ranging), works by broadcasting electromagnetic waves towards a target and then building up a picture from the reflection.

与雷达和声纳技术相似，激光雷达(光探测和测距)的工作原理是通过向目标发射电磁波然后根据反射波构建图像。

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At the same time, Learjet was working on the Learjet 45, a totally new fuselage design, which would also target the light jet buyer seeking more range and cabin size together with operating costs less than a typical midsize aircraft.

FORBES: Citation Excel: Evolutionary Excellence

There are 60, 000 control points that help guide the light from the lasers to the target.

FORBES: A Nuclear Hybrid

GDP, and in the light of market jitters, that target was recently raised to 3.75%.

ECONOMIST: Latin American markets