英文含义
NDIR的全称：Nondispersive Infrared Spectroscopy | 中文意思：───非分散红外光谱
NDIR的全称：Non Dispersive Infra Red (used to measure the concentration of CO, CO2 in exhaust) | 中文意思：───非色散红外(用于测量CO的浓度，CO2排气)
NDIR的全称：Non-Ionic Detergent-Insoluble Cellular Residue | 中文意思：───非离子型洗涤剂溶细胞残留