查询词典 vapor pressure

Results of experiment and theoretical analysis indicate that free water movement in wood under floating pressure consists of two parts, one is mass movement caused b capillary pressure, the other is the movement of water vapor produced by evaporation or ebullition of free water, and the latter dominates the moving process of free water.

试验结果和理论分析显示，在真空－浮压干燥过程中自由水的输运由两部分完成，一部分为毛细管压力下液体的团块迁移；另一部分为在压力梯度下，由于压力波动而引起自由水的蒸发或沸腾后所产生的水蒸气的迁移，且后者在自由水的迁移过程中占主导地位。

The steam chest ,vapor separators,preheater and surface condenser are designed and constructed for an internal pressure of 1 bar gauge and full vacuum at 121 ℃ except as follows .the shellside of the first effect chest is designed for an internal pressure of 2 bar gauge and full vacuum at 135℃.the bubeside of the prehearter and surface condenser are designed for an internal pressure of 7 bar gauge and full vacuum at 121℃.the equipment is designed and constructed in accordance with asme.certificates are provided.

蒸发分离室，蒸汽室，预热和冷凝器要设计结构内部能够承压1 bar 和在121 ℃充满真空。一效蒸汽室壳侧要设计成能够承压2 bar 和在135 ℃。预热器的管侧和表面冷凝器设计成7 bar 和在121 ℃。设备的设计和制造要符合ASME。要提供证明。

The germicidal action of the high-pressure mercury vapor lamp according to the invention is thus increased with respect to that of conventional highpressure mercury vapor lamps.

因此根据本发明的高压汞蒸气灯的杀菌作用相对于常规高压汞蒸气灯得到增加。

Sodium vapor lamp in which the partial pressure of the vapor during operation does not exceed 5 Pa - for example a SOX lamp.

工作时，灯内局部气压不超过5Pa的钠蒸气灯，例如SOX灯。

The results show that when the pressure increases, the gasification reaction rate will be faster, the concentration of CO and H2 reduce, the concentration of CH4 increase and undecomposed vapor increase. When the pressure increases from 1 to 200atm, the concentration of CH4 will increase from 0.06% to 5.66%. Pressure has little effect on the heat value of syngas.

研究表明：随着气化压力的提高，气化反应速度加快，合成燃气中CO和H_2含量减少，CH_4含量增加(反应压力从1atm提高到200atm时，CH_4含量从0.06%提高到5.66%)，未分解的水蒸汽量增加；压力对高温气化燃气热值影响不大。

2Water Vapor Permeance:The time rate ofwater vapor transmission through unit area offlatmaterial or construction induced by unitvapor pressure difference between two spe-cific surfaces,underspecified temperature andhumidity conditions.

水蒸气透过量：保持试样两表面特定的温湿度环境，在单位时间内，由试样两侧单位水蒸气压差引起的，在单位面积上透过样品的水蒸气总量。

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。

Two problems are encountered in a vacuum distillation. The volume of vapor formed from a given amount of liquid is pressure dependent; i.e., the volume of vapor formed from one drop of liquid will be about 30 times as great at 25 torr as it was at 760 torr.

在真空蒸馏中会遇到两个问题：己知量的液体所形成的蒸气体积是依赖於其气压的；例如一滴液体在25陶尔时所形成的蒸气的体积是它在760陶尔时所形成的体积的30倍。

The results show that the neutral temperature is 26.9 ℃ in modified temperature; the preferred sensation is -0.2 in summer; the partial pressure of water vapor is about 3 500 Pa when the humid sensation is neutral; the mean skin temperature is 33.2 ℃ corresponding neutral thermal sensation; the mean skin temperature and skin wetness degree are important in predicting thermal sensation and thermal comfort; there is a linear relation between the heart rate and thermal comfort, and between the blood pressure and thermal comfort in cooler environment but the blood pressure varies not obviously with thermal sensation in warmer environment.

结果显示，受试者的热中性温度为26.9 ℃；受试者夏季偏爱稍凉的热感觉（-0.2）；潮湿感中性对应的水蒸气分压力约为3 500 Pa；热中性对应的平均皮肤温度为33.2 ℃；平均皮肤温度与皮肤湿润度是预测热感觉与热舒适的重要参数；心率与热感觉存在线性关系，血压在偏凉环境下与热感觉呈线性关系，在偏暖环境下变化不大。

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。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。