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瓦斯
相关语句
  gas
    Interference Fringe Analysis of Optical Gas Detector
    光学瓦斯检定器的干涉条纹分析
短句来源
    Review of Fiber Optic Methane Gas, Sensors-present and Future
    光纤瓦斯气体传感器评述—现状与未来
短句来源
    According to the bad conditions such as oil field,coal mine in which the instrument was used and the characteristics of NIRS,improved the traditional lock-in amplifier and designed a new one which was fit for gas detection.
    由于仪器主要用于油田、煤矿等工作环境相对恶劣的地方,其工作电压不稳定,另外根据近红外光谱的特点,对传统的锁相放大器进行了改进,设计了一种适合瓦斯气体浓度检测中的锁相放大器。
短句来源
    Vega and VC++ softwares are firstly applied for developing a major accident simulation virtual reality system for coal mine,with a major gas explosion accident in a coal mine as example.
    以某煤矿重大瓦斯爆炸事故为例,利用Vega和VC++软件环境开发了煤矿重大事故模拟虚拟现实系统。
短句来源
    Multi-Point Intelligent Monitoring System for Underground Coal Mine Gas Detection
    煤矿井下瓦斯多点智能监测系统
短句来源
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  mine gas
    Multi-Point Intelligent Monitoring System for Underground Coal Mine Gas Detection
    煤矿井下瓦斯多点智能监测系统
短句来源
    Design of Mine Gas Auto-detecton,Prediction and Monitoring System Based on SPCE061
    基于SPCE061井下瓦斯自动检测、预测及监控系统的设计
短句来源
    Design and practices on network system of wireless sensors for mine gas monitoring and measurement
    煤矿瓦斯监测无线传感器网络系统设计与实现
短句来源
    A new system design of measurement and surveillance of coal mine gas
    一种新型煤矿瓦斯监测系统的设计
短句来源
    The paper introduces the application of Sunplus SPCE061 to data-acquisition and design of mine gas auto-detection,prediction and monitoring system.
    介绍凌阳SPCE061在数据采集中的应用及其井下瓦斯的自动检测、预测及监控系统的设计。
短句来源
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  “瓦斯”译为未确定词的双语例句
    Determination of Explosion Flame Temperature of Methane-Coal Dust
    瓦斯煤尘爆炸火焰温度的测定
短句来源
    Simulation of Steady Operating Equation and Linear Compensation of CH 4 Sensor
    瓦斯传感器稳态工作方程与线性补偿模拟
短句来源
    Application Research of the Virtual Instrument and Data Fusion in the Coal Mine Safety Produce Supervisal and Measurement System
    虚拟仪器及数据融合在瓦斯监测系统中的应用研究
短句来源
    According to the absolute radiation intensity at wavelength λ=4.346μm measured and the physical models chosen by the authors the temperatures of explosion flame of methane-coal dust are obtained at different conditions.
    根据测量的波长λ=4.346μm的绝对辐射强度和我们选择的物理模型,获得了不同状态下瓦斯煤尘爆炸火焰的温度。
短句来源
    Some Problems on Designing the Methane Telemetering Device Type AYJ-I
    脉冲频率制瓦斯遥测仪设计中的若干问题
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  gas
Cauchy problem for linearized system of two-dimensional isentropic flow with axisymmetrical initial data in gas dynamics
      
The explicit solution to Cauchy problem for linearized system of two-dimensional isentropic flow with axisymmetrical initial data in gas dynamics is given.
      
Photocatalytic Oxidation of Aniline in the Gas Phase Using Porous TiO2 Thin Films
      
The gas-phase photocatalytic oxidation of aniline on a new kind of porous nano-TiO2 composite films is investigated.
      
Acetone solution-casting films of poly(methylmethacrylate) were analyzed by differential scanning calorimetry and pyrolysis gas chromatography-mass spectroscopy under natural evaporation and ultrasonic vibration, respectively.
      
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  mine gas
A revolutionary process is converting coal waste and mine gas into electricity and reducing greenhouse emissions.
      
A facility using 3000m3 of coal mine gas, with 70% methane content can generate 300kW of electric power.
      
These simulations for gas recovery can contribute to mine gas utilization plan.
      


This paper introduces briefly the principle of the telemetering system for coal ash and gas explosion experimental tunnel and then make an exhaustive analysis of transmission errors of the system. Finally, experimental results are given for transmission errors of the system. The analytical and experimental results show that transmission errors of the system is smaller than 1%.

本文简要介绍煤尘、瓦斯爆炸试验巷道遥测系统的基本工作原理,着重分析该系统的传输误差。最后给出了该系统传输误差的实验结果。分析和实验结果表明该系统的传输误差小于1%。

The purpose of this paper is to introduce a fundamental structure of transmitting time data collection and processing on the basis of researching the properties of data,and at the some time to analyse the discriminating-reading accuracy for variours reading ways. Finally, this paper also presents an specific scheme which has been used successfully for measuring flame and shock-wave transmitting speed in coal-dust and gas explosion experiment.

本文在分析数据特性的基础上,导出了采集与处理“传播时间”数据的基本结构,分析了各种判读方式的精确度。最后,介绍了已经用于煤尘瓦斯爆炸试验,处理火焰及冲击波传播速度的具体方案。

In terms of Yang's interference fringes, the working principles of the optical gas detector are explained. Upon the discussion of the separation process of light beams of different amplitudes at the emission points on the mirrorsurface, the calculation formula is presented and the causes for fringe shift and 'zero point' shift which occur while the detector is working are investigated. Thereupon the explanation of the working principles of the detector as discussed in the textbook Ventilation and Safety in Mines...

In terms of Yang's interference fringes, the working principles of the optical gas detector are explained. Upon the discussion of the separation process of light beams of different amplitudes at the emission points on the mirrorsurface, the calculation formula is presented and the causes for fringe shift and 'zero point' shift which occur while the detector is working are investigated. Thereupon the explanation of the working principles of the detector as discussed in the textbook Ventilation and Safety in Mines is found incorrect

本文以杨氏干涉条纹来分析光学瓦斯检定器的原理,介绍了分振幅光线在平面镜表面的出射点产生分离的过程及其计算公式,分析了该仪器检测瓦斯时干涉条纹移动和发生“零点漂移”的原因,也指出了“矿井通风与安全”教材在解释该仪器光学原理上存在的缺点。

 
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