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提供了一种实用的低层大气折射率剖面的短时预测方法。针对一天中折射率变化最为剧烈的日出日落前后的大气折射率剖面的试验测试,使用这个方法进行了预测。它用微波折射率仪等精密空气折射率测量设备测得的时变参数推算未来2~3h的低层大气折射率剖面,结果表明预测结果和实测的大气折射率剖面相吻合。
A practical short-term prediction method of low-level atmospheric refractive index profile is provided. The test of atmospheric refractive index profiles before and after sunrise and sunset with the most dramatic change in refractive index in one day is predicted using this method. It uses the time-varying parameters measured by the precision air refractive index measurement equipment such as microwave refractive index instrument to calculate the low-level atmospheric refractive index profile in the next 2 to 3 hours. The results show that the predicted results are consistent with the measured atmospheric refractive index profile.