Steam vegetables for 30 to 60 seconds, then remove them from the heat and drop them in cold water.
将蔬菜蒸30到60分钟后取出，倒入冷水里面。
The steam pressure or water pressure drop.
蒸汽压力或给水压力下降。
The difference in temperature of time of good weather, daytime and evening will become big, meeting the steam of cold air, change into small drop of water.
天气好的时候，白天与晚上的温差就会变大，遇到冷空气的水蒸气，就变为小水滴。
The key technique is to simulate the flow field of steam and drop in bent plates.
研究的关键技术在于准确模拟蒸汽和水滴在波形板间的流场。
Increasing the main steam outlet temperature will increases the available enthalpy drop in the turbine.
提高主蒸汽出口的温度会增加蒸汽在汽轮机中的可用焓降。
In recent years, the irregular shape methane steam reforming catalyst development progresses rapidly with the goal to increase catalyst effectiveness and reduce the pressure drop in fixed bed reactor.
近年来，甲烷蒸汽转化催化剂异形化研究取得了很大进展，其主要目的是提高催化剂的效率因子，降低固定床反应器中的压降。
The special anti water drop design guarantees no condensed water on the top of the steam box.
特殊的防水滴设计，保证蒸箱顶部绝不产生冷凝水滴。
The results of experimental investigation on heat transfer and fluid pressure drop of spirally fluted titanium-tubes for steam condensation are reported and analyzed.
摘要介绍了钛螺纹槽管传热及流动阻力的实验结果，并对结果进行了分析。
The variation of steam density due to large pressure drop should be taken into account.
设计和计算时需考虑蒸汽密度的变化。
The result shows that the error of thermodynamics method and steam turbine theory method are very big except the equivalent enthalpy drop method.
比较结果表明，除等效热降法外，热力学方法和汽轮机原理方法的计算误差都很大。
With the notion of effective exergy drop based on equivalent enthalpy drop theory, mathematic models of exothermic steam perturbation effect on the whole thermodynamic system were founded.
基于等效焓降理论提出了有效降的概念，建立了当抽汽量扰动时对整个热力系统影响的数学模型。
The model was made up of inner steam temperature drop equations, the steam pipe laying different ways of unit length heat loss equations, total heat resistance calculation equations.
模型由管内蒸汽温降方程、不同敷设方式蒸汽管道的单位长度散热损失方程、总传热热阻计算方程组成。
The drop in temperature condensed the steam to water.
温度下降使蒸汽凝成了水。
The section integration used for steam network hydraulic calculation is put forward. The influence of steam being as elastic medium on the section pressure drop is considered in this method.
提出了可用于蒸汽管网水力计算的分段积分法，该方法考虑了蒸汽作为弹性介质对管段压力损失的影响。
The paper is about application of equivalent enthalpy drop method for the analysis economical efficiency of steam extraction and heat supply for a large-sized power plant.
主要是关于等效焓降法在大型机组抽汽供热的热经济性分析中的应用。
The results of experimental investigation on heat transfer and fluid pressure drop of spirally fluted titanium-tubes for steam condensation are reported and analyzed.
介绍了钛螺纹槽管传热及流动阻力的实验结果，并对结果进行了分析。
Suitable means shall be provided to prevent back flow of water into steam pipes in case there is any sudden drop in steam pressure.
适当是指应能达到防止水回流到蒸汽管内，导致任何的气压突然下降。
Suitable means shall be provided to prevent back flow of water into steam pipes in case there is any sudden drop in steam pressure.
适当是指应能达到防止水回流到蒸汽管内，导致任何的气压突然下降。
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