This paper presents a gas density monitor system.
介绍了一种微机控制气体浓度监测报警系统。
This paper represents a gas density monitor system.
介绍了一种微机控制气体浓度监测报警系统。
Density indicator: Display gas density, time and keyboard set value, etc.
浓度指示器：显示气体浓度、显示时间、显示键盘设定值等。
A optic fiber sensing method for detecting gas density was presented in this paper.
本文提出了基于光纤扰模的气体浓度光纤传感方法。
The attenuation coefficient decreases with increasing of frequency and the gas density.
衰减系数随频率增加而减小，并且随密度增加而减小。
It shall have SF6 gas density relay and emergency alarm as well as blocking operating mechanism.
有SF 6气体密度继电器，并能事故报警，及闭锁操作机构。
The applications are included in the pressure, temperature, gas density, and chemical species sensors.
这些应用包括压强、温度、气体密度和化学物质传感器等。
Before charging and blasting in gas tunnel, safety inspection must be done to ensure the gas density less than 1%.
瓦斯隧道装药爆破前必须进行安全检查，确保瓦斯浓度小于1%。
The selective accretion theory chalks it up to high gas density in the early solar system, during the planet's formation.
选择性附加理论写出它的高气体密度在早期太阳系，在行星的形成。
The range of upper corner and mix gas density is decreased as the face wind speed increased if gas emission is fixed.
在瓦斯涌出量一定的情况下，随着风速的增加，上隅角的范围呈减小趋势，且其内混合气体密度越小。
The system of gas predicting alarming is designed by the paper, and it can monitor continuously the change of gas density under mine.
本文所设计的瓦斯预测报警系统可以连续监测井下的瓦斯浓度变化。
The radio communication module is particularly discussed, and the application example of TC35 in CO gas density monitor is also introduced.
对无线通讯模块TC35进行了详细介绍，并给出TC35短消息收发模块在CO气体监测仪中的应用。
The calculating results show that the circulating flow rates are increasing with the submergence ratio but reducing with the liquid-gas density ratio.
计算表明，循环流量随浸没比的增大而增大，且随密度比的增大而减小。
It is recognized that the gas density relay can reflex the gas density in gas insulated electric equipment correctly and the pressure relay cant do the same.
一般认为气体密度继电器可以正确反映气体绝缘电气设备的气体密度，而压力继电器则不能。
It integrated temperature and pressure sensor with vortex sensor, and it realized the accurate measurement of mass flow through the compensation of gas density.
它将温度、压力和流量传感器融为一体，通过对气体密度进行补偿，实现了精确的质量流量测量。
The spectral modulation sensor system can detect and measure various physical parameters such as pressure, temperature, gas density, and various chemical species.
这种光谱调制传感器系统能够测量多种物理参数，如压强、温度、气体密度及多种化学成份。
This paper introduces the work principle of gas density testing system based on SCM AT89C51, and gives the hardware structure and software flow of testing system.
本文介绍了基于AT 89 C 51单片机气体浓度测试仪的工作原理，给出了测试仪的硬件结构及软件流程。
With the two dimensional electron gas model, considering the nonlinear shift of Fermi level with electron gas density, the DC output characteristics is calculated.
考虑费米能级随二维电子气浓度的变化，计算了器件的直流特性。
We Establish regional model of the indoor fire, make hypothesis on the gas density uniformity and on discontinuous cold hot air layer and on indoor and outdoor equal etc.
建立室内火灾的区域模型，作气体浓度均匀、冷热空气层不连续、室内外等压的相关假设。
The MCS 51 single chip machine is used to design the gas monitoring system, which can survey the change of the gas density in the room correctly and offer the alarm signal.
采用MCS -51系列单片机来设计可燃气体监测系统，能准确探测室内气体浓度变化规律，并能显示气体浓度的大小，提供报警信息。
Customers' benefit consist of cost efficiency and high quality arising from the use of an automatic crimping technology which is quality assured through gas density test analysis.
客户利益包括成本效率和高质量，高质量来源于由气体密度测试分析作为品质保障的自动压制技术。
With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived .
通过仔细的理论分析，可以推导出如气体密度、温度和压力等各种物理参量，以及紫外辐射和电离辐射的流量。
Finally, the detector's design is proposed in this thesis, separately including the lamp-house's preheat interval experiment, the temperature experiment, the gas density detect experiment.
最后，对本文设计的探测器进行了实验验证，分别做了光源预热时间实验、温度实验、气体浓度测量实验。
When the well reaches a pool, oil usually rises up the well because of its density difference with water beneath it or because of the pressure of expanding gas trapped above it.
当井和一个水池相接时，油通常会从井里上升，因为它与井下的水的密度不同，或者因为停留在它上方的膨胀气体的压力。
As well as being very hot, the ionised gas of the corona (called plasma) has a superthin consistency. It is less than a billionth of the density of the hydrogen that makes up the main ball of the Sun.
日冕的电离气体（又叫等离子体）不仅非常炙热，而且异常稀薄，其密度还不到组成太阳主体的氢气密度的十亿分之一。
The density of this gas was close to what's needed for nuclear fusion, the researchers said.
这种气体密度接近于核聚变所需要的数值，研究人员说。
Maybe, too, the hydrogen economy will rear its head again-but only if a way can be found of storing the gas easily and at high density.
或许，如果找到办法可以容易地存储高密度氢气的话，那么氢能源会东山再起。
Using the light from 1, 857 stars, a team of French and American astronomers were able to measure the density of the gas surrounding our sun by examining fine differences in the starlight.
利用1857颗恒星的光线，一个由来自法国和美国天文学家组成的研究小组通过测量星光之间的细微差距来测定太阳周围气体的密度。
Using the light from 1, 857 stars, a team of French and American astronomers were able to measure the density of the gas surrounding our sun by examining fine differences in the starlight.
利用1857颗恒星的光线，一个由来自法国和美国天文学家组成的研究小组通过测量星光之间的细微差距来测定太阳周围气体的密度。
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