It is a high accuracy laboratory device with automaticabsorption peaks detection and results presentation graphic display.
这是一个高准确度的实验室设备与自动吸收峰，检测和结果展示图形显示。
2
The test result shows absorption of air pipe with automatic monitoring sampling is main reasons causing lower value than that of the five days sampling method do.
SANOA long-path differential optical absorption spectroscopy system is used to monitoring SO2, NO2 concentration in air automatic monitoring sub-station.