查询词典 evaporation

The precipitation was the main climate factor affecting interannual variation of soil water and land surface evaporation.

陇东黄土高原的土壤干旱化与地表蒸发关系不大，降水的逐年减少可能是土壤干旱化的根本原因。

The precipitation was the main climate factor affecting inter-annual variation of soil water and land surface evaporation.

陇东黄土高原的土壤干旱化与地表蒸发关系不大，降水的逐年减少可能是土壤干旱化的根本原因。

Thought water is a good refrigerant, it is difficult to be used directly in a common compression refrigeration system due to its very low pressure and vapor density at the evaporation temperature.

在蓄能空调和蓄能除湿领域，适合于先进蓄能系统的工作溶液是溴化锂或氯化锂水溶液，其制冷剂是水，需采用水蒸气压缩机。

The numerical results show the evaporation rate of the metal increases with the power of the electron gun, so the vapor density increases and the vapor temperature decreases and the vapor velocity increases.

这会影响液态金属的流动及传热特性，从而影响金属的蒸发速率以及金属蒸气的密度、速度和温度分

The mathematical model of complex countercurrent multi-effect evaporation with condensed water flash is established, which aims at minimum annual cost (including cost of fresh vapor, vacuum pump power, evaporator, maintenance and depreciation).Based on such decisive variables as the pressure of fresh vapor, the pressure of condenser and heat-transfer mean temperature difference of vari-effect,the model is solved by the complex method,Lagrangian multiplier method, iteration method and matrix method.The practical example indicates that the influence of the pressure of fresh vapor, the pressure of condenser and flash of condensed water on the optimum design results is notable.

建立了带有冷凝水闪蒸的复杂逆流多效蒸发系统优化设计的数学模型，该模型以整个蒸发系统的年总费用(包括加热蒸汽年费用、真空泵年动力费用以及蒸发器和辅助设备的年折旧维修费用等)最小为优化目标，以生蒸汽压力、冷凝器真空度及各效有效传热温度差为决策变量，提出一种新算法———复合形法结合Lagrangian乘子法、迭代法和矩阵法求解模型。

Therefore, the designers used the South China University of Technology designed for floating-filter cloth and vacuum filter and other equipment, and the use of technology in the five-vacuum evaporation.

为此，设计使用了华南理工大学设计的浮清器和有滤布真空吸滤机等设备，并在工艺上采用了五效真空蒸发。

At lot of industrial production processes, such as vacuum filter, vacuum water, vacuum feed, vacuum evaporation, vacuum concentration, vacuum and vacuum degassing resurgence and so on, multi-stage pumps have been widely used.

在工业生产的许多工艺过程中，如真空过滤、真空引水、真空送料、真空蒸发、真空浓缩、真空回潮和真空脱气等，多级泵得到广泛的应用。

In this unit,a large fraction of latent heat of the condensate and the sensible heat of brine is successfully recycled for preheating the feedstock and for its evaporation process.

由于在系统的蒸发及冷凝过程中，大部分水蒸汽的凝结潜热被重复利用于海水的预热及蒸发过程，因而系统具有较高的产水率。

The process of evaporation and emulsification, which are the most important in the weathering of spilt oils, has been studied in this thesis. A weathering prediction model, which will be an important tool in oil spill contingency reaction, has also been developed.

本文深入研究了海上溢油蒸发和乳化这两个重要的风化过程的机理，并建立了溢油应急反应的重要工具——风化预测模型。

During the whole growing period of tobacco plant, the change of evapotranspiration showed a single–peak curve. The evapotranspiration and soil evaporation increased. as soil water content increased.Tobacco water consumption of tobacco was related to yield through a binomial function.

随土壤含水量增加，烤烟各生育时期的耗水量和棵间蒸发量增大，全生育期内烤烟的耗水量呈单峰曲线，耗水量与烟叶产量呈二次曲线关系。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。