然后将此水样放入光电比色座内，仪器会通过比较颜色深浅从而得到离子浓度值。
Then the water into the photoelectric colorimetry seat, instrument by comparing the color depth and ion concentration value.
本仪器由标准色盘、观察光学镜头、光源、比色管组成。
The apparatus consists of the standard color plate, optical lens, the light source was observed, colorimetric tube.
大气污染应急监测应首选快速法，包括仪器法、检气管法、试纸比色法和溶液快速法。
Rapidness is at the first place in air pollution emergency monitoring, which includes instrument method, detector tube method, test paper colorimetry and solution rapidness method.
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