查询词典 vapor

To obtain sulphuric acid, Cyrus Harding had only one operation to make,to calcine the sulphate of iron crystals in a closed vase, so that thesulphuric acid should distil in vapor, which vapor, by condensation, wouldproduce the acid.

赛勒斯·史密斯制造硫酸的最后一道工序，是把硫酸铁的结晶密封在瓶子里，进行锻烧，使之蒸发为水汽，经过冷却，就可以变成硫酸了。

By way of introducing expression of salt solution concentration and Hendeson equation that describes equivalent moisture curve of hygroscopic material, the heat and mass transfer model is simplified and provides a theory proof that the transportation direction of water and vapor in the pore material is opposite but effects of two items can be integrated as an expression, Compared to traditional vapor permeating, the calculated results from the presented model in this paper that salt is not taken into considered is accurate.

根据建筑围护结构自身所处环境特点，开拓性建立了吸湿区范围内含盐多孔材料的热质迁移数学模型，通过引入描述平衡湿度曲线的Hendeson方程和盐溶液浓度的表达式，对含盐多孔介质热质迁移数学模型进行了简化，从理论上论证了多孔材料中液态水分和水蒸汽迁移二者过程的相反性和统一性。

The purpose of the study is to investigate the performance of the complex vapor chambers composed of various particle diameters (270~400mesh) and structures (particle or tree-like shapes). In this study, the wickers consisted of sintered copper powders and meshes were used to form the complex vapor chambers in the evaporation area.

中文摘要本研究利用烧结式铜粉作为均热板蒸发区之微结构，搭配铜网制成复合式均热板，探讨不同粒径(270~400mesh)及结构型态粉末经烧结之后对复合式均热板性能之影响。

Vapor explosion is a compositive multiphase phenomenon including four stages: coarse premixing, triggering, propagation and expansion. The mechanisms involved in the vapor explosion process have not been understood, which prevents predicting the explosion precisely.

蒸汽爆炸是一个综合的多相流现象，包括粗混合、触发、传播和膨胀四个阶段，目前蒸汽爆炸过程中的机理还未被完全了解，这阻碍了对蒸汽爆炸现象进行准确预测。

When pressure drops to 245 psig, a portion of the liquid is passed through a pressure buildup coil which vaporizes the liquid in the coil, and the resultant vapor is sent to the tank's vapor space until a tank pressure of 255 psig is attained. In isolated

当压力降到245 psig时，部分液体流过一个压力积累蛇管，蛇管使其内部的液体蒸发，产生的蒸气送到容器的蒸气空间，直到容器压力达到255

When pressure drops to 245 psig, a portion of the liquid is passed through a pressure buildup coil which vaporize s the liquid in the coil, and the resultant vapor is sent to the tank's vapor space until a tank pressure of 255 psig is attained.

当压力降到245psig时，部分液体流过一个压力积累蛇管，蛇管使其内部的液体蒸发，产生的蒸气送到容器的蒸气空间，直到容器压力达到255psig。

When pressure drops to 245 psig, a portion of the liquid is passed through a pressure buildup coil which vaporizes the liquid in the coil, and the resultant vapor is sent to the tank's vapor space until a tank pressure of 255 psig is attain ed.

当压力降到245psig时，部分液体流过一个压力积累蛇管，蛇管使其内部的液体蒸发，产生的蒸气送到容器的蒸气空间，直到容器压力达到255psig。

The results showed that the pressure oscillation in the evaporator had something to do with vapor flowing out of capillary wick. During the experiment, vapor didn't appear in the back of capillary wick. The heat transfer process in the evaporator was analyzed.

对蒸发器的流动和传热现象进行了可视化实验，结果表明，蒸发器内的压力波动与肋顶面处产生的蒸汽逸出状况密切相关；在实验过程中，在毛细芯的背面始终未出现蒸汽。

Evaporation quantum of liquid is expressed as mass source for vapor in vapor mass conservation equation, while it is dealt with mass sink for itself.

在建立多孔介质各相质量守恒方程时，液体蒸发量相对于蒸汽相而言为质量源，对液相本身而言为质量汇。

For the FA, the results indicated that the VPD calculation using mean of 24 hourly temperature values as saturation vapor pressure, and wet-bulb depression as actual vapor pressure yielded the lowest error, the least range, and the most frequency with the highest WI. These outcomes were as well as the SIA with the lowest EMSE, R^2 higher than 0.99 and the highest CE.

分析结果显示，以频率分析法而言，各地农业气候分区均呈现，VPD计算式以24个时温度日平均为饱和蒸汽压力，与湿球下陷量为实际蒸汽压力，具误差最少、全距最小、出现频率最多及最高权重指数，性能表现最佳，这样的结果，对照统计指标法之检测评估，同样具最低RMSE、R^2值0.99以上及最大CE，性能表现优於其他所有VPD计算式，两者，结果一致。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。