The technique measures the optical absorption of haemoglobin, and relies on the absorption spectrum of haemoglobin varying with its oxygenation status.
技术措施的光吸收的血红蛋白，并依赖对血红蛋白其充氧状态不同的吸收光谱。
Based on the infrared spectrum absorption characterization of methane gas, the long optical distance differential absorption method for methane detection is studied.
基于甲烷气体的红外光谱吸收特性，研究了长光程差分吸收式甲烷气体检测的方法。
Based on the characteristic of spectrum absorption of acetylene, an optical fiber detection system for methane gas is presented, which has reference channel and is for on line and real time detection.
基于乙炔气体的光谱吸收特性，采用一种带有参考通道的光纤乙炔气体在线实时检测系统。
Several methods of optical fiber gas sensor with absorption spectrum have been introduced.
介绍了几种光谱吸收光纤气体传感的方法。
The article used the method of spectrum absorption to measure gas concentration, transmitting optical signal by optical fiber.
本文采用光谱吸收方法通过光纤传输光信号进行气体浓度的在线遥测。
The article used the method of spectrum absorption to measure gas concentration, transmitting optical signal by optical fiber.
本文采用光谱吸收方法通过光纤传输光信号进行气体浓度的在线遥测。
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