查询词典 vapor trail

The model is based on the Nusselts solutions by considering the factors of vapor-liquid interfacial shear stress, the super-cold and the density of the vapor which have important influence on the heat transfer performance of the thermosyphon.

模型建立在Nusselt纯净饱和蒸汽层流膜状凝结理论的基础上，考虑了对热虹吸管的传热性能有重要影响的气液界面剪切应力、过冷度和蒸汽密度这几个因素。

Naphtha vapor /air mixture is available to test the medium. The volume density of naphtha vapor should be 3%±0.2％.

2.3.1试验介质用石脑油蒸气与空气的混合气，其石脑油蒸气的体积浓度应为3％±0.2％。

Based on the characteristics of phasing switch, the dielectric recovery characteristics for short gap vacuum arc were discussed, a vapor density model was applied under the special boundary conditions to get some relations between arcing time and the surface temperature, vapor density.

讨论了真空短间隙及其对应的短燃弧时间对相控真空开关介质恢复特性的影响，应用金属蒸汽密度模型和不同的间隙边界条件，得到燃弧时间与电极表面温度、金属蒸汽密度的关系。

New molecular parameters of 18 alcohol-amines were obtained by fitting saturated vapor pressures and liquid densities at different temperatures.The overall average deviations of saturated vapor pressure and liquid density were only 0.94% and 0.88% respectively.

通过关联不同温度下醇胺的饱和蒸气压和液体体积得到了18种醇胺流体的分子参数，新方程计算的饱和蒸气压和液体密度总的平均误差分别为0.94%和0.88%。

Revised and improved in this work are, the apparatus used to measure the critical parameters, vapor pressure, saturated liquid and vapor density; the Burnett apparatus used to measure the PVT properties; the apparatus used to measure the surface tension and the sealed capillary viscometer.

研制了新的临界参数与饱和蒸气压测量装置、 Burnett 法测量 PVT 性质装置等；改造了现有的表面张力与粘度测量等实验装置；对二甲醚的热物理性质进行了详细的实验研究。

Experimental data of critical parameters, and the correlations of saturated liquid and vapor density, enthalpy of vaporization, vapor pressure, pVT properties, second virial coefficient, ideal-gas heat capacity, surface tension, viscosity and thermal conductivity are obtained in this paper.

介绍了三氟碘甲烷(CF3I)热物理性质的研究成果，包括临界参数的实验数据以及饱和气液密度、饱和蒸气压、汽化潜热、 pVT性质、第二virial系数、理想气体比热容、表面张力、粘度、导热系数等的关联式，并与文献数据进行了比较，分析了实验数据对关联式的偏差。

Finally the thermophysical properties of dimethyl ether are studied systematically, including the critical parameters, vapor pressure, saturated vapor and liquid density, PVT property, surface tension, and saturate liquid viscosity.

并在此基础上，拟合得到了新的二甲醚饱和蒸气压方程、饱和气液密度方程、气相状态方程、表面张力方程和粘度方程等。

The external diameter of a quartz liner is determined to be 36-46mm, the inner diameter to be 32-40mm and the length of the liner to be 1.45-1.85m for the process of PCVD. Parameters of a processing technology are that the high frequency power of a microwave resonator is controlled to be 6KW-15KW and the deposition temperature is 1080-1130 degree Celsius. The variety of mixed air flowing through the liner includes silicon tetrachloride vapor, germanium tetrachloride vapor, high-purity oxygen and Freon. The inside pressure of the liner is 10-15millibar. The air flow rate inside the liner is

取石英衬管的外径为36～46毫米、内径32～40毫米，衬管长度1.45～1.85米，进行PCVD加工；加工工艺的参数为：微波谐振腔的高频功率控制在6KW～15KW，沉积温度1080℃～1130℃，流经衬管管内混合气体的种类：四氯化硅蒸气、四氯化锗蒸气、高纯氧气、氟里昂，衬管的管内压力为10-15毫巴，管内气体流速为30-80米/秒，气体体积流量为4400SCCM-8800SCCM。

It meeting elephant already past the things of the past similar smoke vapor trail put out.

它就会象已经过去往事一样烟飞云灭。

But till the last all these all the elephant Ran lead of the cigarette similar And end smoke vapor trail spread.

但到最后这一切都象燃过的香烟一样最终烟飞云散。

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？