气体浓度

基于HOSTLink网络的气体浓度报警控制系统

Gas Concentration Alarm & Control System Based on Host Link Network

红外CO2气体浓度检测仪的研究与开发

Research and Development of Non-dispersive Infrared CO_2 Gas Concentration Analyzer

被动差分吸收光谱法测量气体浓度时Ring效应的影响及修正研究

Ring Effect and Correction Studies while Retrieving Trace Gas Concentration with Passive DOAS

温室CO2气体浓度环境自动调控系统的研究

The Greenhouse Gases Auto-Controling System of CO_2 Concentration in Modernized Greenhouse

CO2气体浓度光纤传感器研究

Studying on Fiber Optic Sensor for Detecting CO_2 Gas Density

基于短消息的CO气体浓度监测仪的研制

Design of CO Gas Density Detector Based on Short Messages

CO气体浓度和能见度是在交通、环境、气候方面的重要的气象因素。

CO concentration and visibility are important meteorological factors of the traffic , environment and climate .

并基于BP神经网络学习方法对单一气体浓度测量问题做了定量研究，且进行了温度的补偿。

The BP neural network based single gas concentration measurement and temperature compensation is studied quantitatively .

气流床气化炉内气体浓度的分布规律湿法气流床煤气化过程中N、S、As元素的迁移分析

Analysis on the Transfer of Nitrogen , Sulfur and Arsenic in the Process of Wet-feed Entrained Flow Pressure Coal Gasification

单片机控制的H2S气体浓度监测器

The Monitoring System of H_2S Gas Consistency of SCM Control

给出了气敏元件反应放热率Prea的公式，并由此给出在闭室测试中气体浓度C随时间变化的微分方程。

From the formula of reaction exothermic rate , the differential equation of C ( t ) in the closed chamber test is given .

煤矿是个特殊的行业，井下作业安全与CO气体浓度息息相关。

The coal mine is special industry , the down hole security is closely linked to Carbon Monoxide Gas .

本文主要研究了基于红外吸收原理的CO2气体浓度检测系统。

This paper mainly based on the principle of infrared absorption CO2 gas concentration detection system .

H2S气体浓度监测系统的设计

The Design of H_2S Gas Consistency Monitoring System

用Bragg光纤测量气体浓度

Measurement for Gas Concentration by Bragg Fiber

从工程上基于CPLD完成了SF6气体浓度超标报警器的设计。

Applying this technology , an CPLD-based SF6 gas concentration detector is invented .

CH4气体浓度分布式监控系统研究与设计

Research and Design of CH_4 Concentration Distributed Monitor System

SF6气体浓度在线监测系统的研究与设计

Design and Implementation of a SF_6 Gas On-line Monitoring System

本文报告了应用气相色谱测定静脉全身麻醉中病人呼吸气中CO2气体浓度的一种方法。

This paper presents a measurement which determines the CO2 concentrations in the patient 's respiratory gases with G C during intravenous anesthesia .

本文的研究内容就是设计SO2和H2S气体浓度测量装置。

This study is to design SO2 and H2S gas concentration measurement devices .

用染料激光器作光源对SO2气体浓度进行测量。

The dye laser is used as light source to measure SO 2 gas concentration .

基于CPLD的SF6微量气体浓度检测仪

Micro-concentration Detector for SF_6 Based on CPLD

文中提出了一种新的CO浓度检测系统，根据光谱吸收原理，采用双光束气体浓度检测技术。

A new system of concentration measurement of carbon monoxide is presented . Based on the spectrum absorption theory , double-beam detection technology is used .

本文所设计的红外CO2气体浓度检测仪实现了全部功能，达到了预期的性能指标。

The infrared CO2 gas concentration detector designed in this paper was completed ; all function and expected performance index were achieved .

另外，根据已建立的果蔬自发气调包装（MAP）数学模型，通过仿真模拟出不同温度条件下袋内气体浓度和体积变化的情况，为实际果蔬MAP设计和系统内气体控制提供了依据。

In addition , the changes of gaseous concentration and volume were simulated , which provides a reference for designing and controlling the MAP of fruits and vegetables .

并以苹果为例进行实验，分析了呼吸速率与气体浓度及温度的关系，介绍了一种建立MAP系统设计模型的方法。

It analyzes the relationship between respiration rate and gas concentration or temperature and introduces a kind of method to design MAP system model through the experiment with apples .

本文以薄膜厚度、薄膜面积和贮藏量为三因素，设置单因素试验，研究三因素对MAP内气体浓度的影响。

It was studied the influence of the atmosphere concentration in MAP for the film thickness and film area and storage weight by a single factor experiment in this paper .

结果表明薄膜厚度、薄膜面积和贮藏量与MAP内气体浓度具有较好的线性关系。

The results showed that there are good linear relationships between the film thickness , film area and storage weight with the gas concentration in MAP has good linear relationship .

温室气体浓度增加（以CO2为主）引起的温盐环流演变在未来气候系统中扮演非常重要的角色。

Changes in the thermohaline circulation ( THC ) arising from the increase in the CO_2 concentration in the atmosphere will dominate the future climate regimes .

在此浓度下，NO2的吸收速率与NO2气体浓度的平方成正比。由此可以证实N2O4是主要的吸收和反应成份。

The absorption rate of NO_2 at these concentrations is proportional to the square of the NO_2 gas concentration confirming that N_2O_4 is the main dissolving and reacting species .