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1·Aforward scatter infrared visibility meter and its design meth - od are introduced.

介绍了一种红外散射能见度仪的原理和设计方法。

2·Aiming at the safety requirement for the traffic and transportation under bad visibility weather, a lidar visibility meter is designed to measure the horizontal and slant visibility.

针对不良能见度天气下的交通运输安全需求，设计了一台可用于水平及斜程能见度测量的激光雷达能见度仪。

3·The meter adopts embedded computer PCM3370E as the system core for control and data processing, to realize laser, photon counter and gating circuit timing control and visibility inversion.

该仪器以嵌入式计算机PCM3370E为控制和数据处理核心，实现对激光器、光子计数卡、门控电路工作时序的控制及能见度反演。

4·The meter section USES a LCD needle, combining the accuracy of an LCD with the easy visibility of a needle, and providing a stable display.

仪表部分采用了液晶针，结合与针的易能见度lcd精度，并提供稳定的显示。