vapor density

The paper introduces the research and manufacture of P/ M cylinder cover for compressing machine with focus on the influences of density, sintering temperature and aqueous vapor treatment on the tensile strength.

介绍了粉末冶金压缩机缸盖的研制过程。重点讨论了密度、烧结温度以及蒸气处理对抗拉强度的影响。

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The'supersaturation ratio " is the ratio of the excess vapor density to the saturation value.

“ 过饱和比 ” 是超过饱和值的蒸汽密度与饱和值的比.

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In this field, GNSS satellites are used to achieve aerograph detection, including water vapor contents in the troposphere as well as the electrons density of the ionosphere. So GNSS Meteorology has been developed into a very important tool for weather forecast and climate monitoring.

在这个应用领域中，GNSS卫星主要用来探测对流层中的水汽含量和电离层中的电子密度等，是天气预报和气候监测的一个重要工具。

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The "supersaturation ratio" is the ratio of the excess vapor density to the saturation value.

过饱和比是超过饱和值的蒸汽密度与饱和值的比。

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Real-time Measurement of 2-D Density Flux Distribution of Atomic Vapor in Vacuum Chamber by Laser Fluorescence

激光法实时测量真空室内原子蒸气束的二维密度通量分布

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The three dimension temperature distribution along mid-plane during hot pressing, the effect of moisture content and target density of mat on the distribution, the flow vapor pressure and the effect on the forming mechanism on density.

热压过程中板坯中平面温度场的分布。主要研究了不同条件下刨花板坯整个热压过程中中平面温度场的实时分布情况，水蒸气的流向以及成板密度形成机理的影响。

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After the essential accidental parameters are inputted, the course of the change of the vapor density distribution and the influential areas with the time can be simulated and shown on the computer after the leakiness of the combustible liquids during road transportation.

系统在输入必要参数后，能在计算机上模拟显示公路运输易燃液体泄漏后其蒸气扩散浓度分布、影响范围等；

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The resonance radiation trapping in alkaline-earth metal atomic lasers were investigated according to Holstein's theory. The threshold temperature, ground-state density and resonant level effective lifetime of the resonance radiation trapping were calculated for Ca, Sr, and Ba atomic vapor lasers with different tube radii.

根据Holstein理论研究了碱土金属原子激光中的共振辐射俘获效应，分别计算了Ca，Sr和Ba蒸气激光在不同半径时产生共振辐射俘获效应的阈值温度、基态粒子数密度和共振能级的有效寿命。

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