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- vapour pressure gradient 蒸汽压梯度
- Vapour pressure is an important product specification. 蒸气压是一个重要的产品规格。
- Ice possesses a lower equilibrium vapour pressure than water. 冰具有比水低的平衡蒸汽压。
- There is no pressure gradient through the thickness of the film. 贯穿流体膜厚度无压力梯度。
- Mesoscale Nonhydrostatic and Hydrostatic Pressure Gradient Forces Theory. 中尺度非流体静力和流体静力气压梯度力理论。
- The smaller the permeability, the bigger the start-up pressure gradient. 渗透率越小,启动压力梯度越大。
- The most accurate observations are made when we observe the light emitted when the vapour pressure is low. 当蒸气压很低时,可以对原子所发射的光谱作出最精确的观测。
- It is practically immiscible with water, has a high boiling point and low vapour pressure. 它特别不溶于水,沸点更高,蒸汽压更低。
- The atmosphere pressure gradient is an inverse measure of the spacing of the isobars on a weather map. 气压梯度与天气图上等压线的间隔大小成反比。
- The four properties, vapour pressure lowering, freezing point depression, boiling elevation, and osmotic pressure, are known as the colligative properties of solutions. 溶液的这四个特性:蒸汽压下降、凝固点降低,沸点升高和渗透压,称为溶液的依数性。
- There should be pressure difference display device when there is a pressure gradient. 有压差梯度的区域无压差显示装置。
- Percentage ration of the actual vapour pressure in the air to the saturation vapour pressure with respect to water at the same temperature and pressure. 空气中的实际水气压与在相同温度和气压下的水面饱和水气压的百分比。
- The formation pressure gradient curve in the same depth of logging is computed by equivalent depth method. 通过等效深度法计算出与测井曲线采样深度对应的地层压力梯度曲线。
- In addition, the effect of startup pressure gradient of Bingham fluid in stratum pressure distribution are analyzed. 分析了宾汉流体的启动压力梯度对地层压力分布的影响。
- Test results indicate that goal of high speed ignition can be attained under the pressure gradient of steepest descent. 试验结果表明,在高减压梯度下可以达到快速点火的目的。
- Many experiments justify that there is a threshold pressure gradient (TPG) in low permeability reservoirs. 试验表明 ,低渗透油藏存在启动压力梯度。
- The results showed large pressure gradient and velocity gradient of the material in the four intermeshing regions. 计算结果表明:四螺杆的四个啮合区具有较大的压力梯度、速度梯度,其混合性能明显好于双螺杆挤出机。
- The pressure gradient is osmotically generated and results from the loading at the source and unloading at the sink. 韧皮部装载:指光合作用产物从叶肉细胞输入到筛分子一伴胞复合体的整个过程。
- It is unfortunate that very little data exist concerning vapour pressures of solid materials which might be found in the atmosphere. 遗憾的是关于可能在大气中发现的固态物质的气压资料少得可怜。
- Abstract: Reformation of medium, mini-scale boiler by means of single-chip computer can both heighten boiler heat efficiency to save energy, and make vapour pressure stable to implement safe moving and automatical control. 文摘:利用单片微机改造中小型工业锅炉,既能提高锅炉热效率,达到节能效果,又能使蒸汽压力稳定,运行安全可靠,实现控制自动化。