根据红外光度法油含量测量的原理，用三波长非分散红外光度法设计了全自动红外测油仪。
According to the principle of the infrared photometry for measuring oil content, an automatic infrared oil content analyzer based on the three wavelength nondispersive infrared photometry is designed.
根据铁路主要企业含油工业废水中油种来源及污染源特点，非分散红外光度法为首选方法。
As the characteristics of different oils in the industrial waste water and pollution sources of the railway enterprises, the non dispersion infrared photometry is the first selection.
根据铁路主要企业含油工业废水中油种来源及污染源特点，非分散红外光度法为首选方法。
As the characteristics of different oils in the industrial waste water and pollution sources of the railway enterprises, the non dispersion infrared photometry is the first selection.
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