蒸发的
- 与 蒸发的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The research results show:(1) we combine time series method with the dispersed Markov Chains theory of stochastic process, and present a Markov Model based the time series analysis for predicting the precipitation for groundwater resources evaluation. Results show that the time series-Markov Model is efficient, and it has higher accuracy than that of the single model of time series;(2) started from the systematic point of view, we analyze the metabolic process of groundwater, establish the ultimate metabolic equation of groundwater for protecting the water resources, and discuss the value of reducing evaporation for making full use of the water resources;(3) Through a theoretical analysis of the results of the experiments, we draw a conclusion: the critical depth on evaporation of groundwater is in step with the height of the maximal capillary rise of media.
通过理论分析与实验研究,得出主要结论如下:(1)论文将传统的时间序列方法与随机过程马尔可夫预报模型相结合,以预报大气降水量,并用于地下水资源评价,创造性的提出了地下水资源评价中降水量的时序——马尔可夫预报模型;(2)论文从系统的观念出发,分析了地球水循环中地下水代谢过程,建立了旨在保护水资源的地下水极限代谢条件方程,并进一步阐明了减少蒸发量和增加补给量在水资源保护中的重要作用;(3)论文通过实验研究和理论分析,论证了潜水蒸发存在极限埋藏深度,得出了潜水蒸发极限埋深与介质最大毛管水上升高度一致的重要结论。
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Tantalum is an ideal material for hot cathode. It has a low electronic work function, high melting-point, low evaporativity, and good mechanical, high-temperature, chemical properties. Especially in a PCVD ambient for diamond film deposition, its surface is transformed into tantalum carbide which has a much higher melting-point, lower evaporativity and better properties of electron emission.
钽是一种理想的热阴极材料,它具有电子逸出功低、熔点高、蒸发率小、良好的机械性能、高温性能、化学稳定性等优异特点,尤其是在辉光放电PCVD制备金刚石膜的特殊气氛中形成的碳化钽表面层,具有比钽更高的熔点、更低的蒸发率和更好的热电子发射特性。
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The evaporation of ZrO2 will absorb heat and relieve erosion from oxyacetylene flame on the ablated surface of the specimen, and also accelerate the mass loss of the specimen, which leads to the decrease of the linear ablation rate and increase of mass ablation rate of the composites.
产物ZrO2的蒸发吸收了材料烧蚀表面的热量,减缓了火焰对烧蚀表面的冲蚀,材料的线烧蚀率减小,然而, ZrO2的蒸发会增加材料的质量损失速度,导致材料的质量烧蚀率增大。
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Application and development of platelet transpiration cooling technology in LRE;2. The Computation and Analysis of Heat Transfer of Platelet Cooled Microchannel on the High Temperature and High Pressure Gas Wall;3. Physical-mathematic model is built for the process of evaporation and combustion of the two interactive arbitrary size semisphere pearly transpiration droplets in platelet hole structure under micro-gravity condition.
针对微重力条件下层板孔隙结构中两个相邻任意尺寸半球形珠状发汗的蒸发与燃烧过程,建立了相应的数学物理模型;在双球坐标系中求解分子扩散传质偏微分方程,得到发汗液珠的分子扩散组分分布的解析解和扩散速率表达式;分析得到在常温、高温条件下蒸发以及燃烧状态下发汗液珠的相互作用因子式,计算了相互作用的发汗液珠在不同条件下的发汗蒸发量以及变化趋势。
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The steam distillation. 2.Rotary evaporation distillation, 3.supercritical extraction for the extraction of volatile oil oriental arborvitae, the experiment results showed, 1.the best conditions for the extraction by rotary evaporation are NG:water:ethanol=l:4:4 sawdust under the conditions 50 ° C in temperature, atmospheric pressure 0.1 Pa, extract maximum extraction rate of 90 minutes.
对不同方法提取得到的侧柏挥发性物质的粗提物进行了的触角电位测定和行为测定,确定了利用水蒸气蒸馏、旋转蒸发蒸馏、超临界萃取三种方法进行侧柏挥发油的提取,并通过试验得到旋转蒸发仪萃取的最佳方法为:在木屑:水:乙醇=1:4:4;50℃温度;0.1个大气压的条件下,提取90min的提取率最高。
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Monetary resources is gainable, which causes itself expansion, contraction and introduces the capital market gap which effect the monetary resources to increase the capital market bubble burst and make the market expansion and evaporation.
货币资源的可增值性为货币资源的膨胀、萎缩,提供了必要前提,资本市场的虚拟性又为资本市场泡沫和市值的蒸发提供了条件,资本市场上经常出现的缺口,通过进一步影响货币资源,催化资本市场泡沫的增大与破灭,市场的膨胀与蒸发。
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It is found that there is a co-relationship between the boron isotope and chemical composition of magmatic tourmaline: the δ〓B value increases with increasing Al and Li in Y-site of tourmalines. The low δ〓B values (-41. 1~-39. 01‰) in Altay No. 3 pegmatite, which is one of the lowest values found by now, imply that non-marine evaporites might exist in magma source, or the pegmatitic magma had been assimilated by them during its intrusion and emplacement.
阿尔泰3号伟晶岩最初形成的结构带中电气石的B同位素组成是目前所发现的最低值之一(-41.11~-39.01‰),指示形成伟晶岩脉的初始岩浆可能由含非海相蒸发岩的泥质岩经变质深熔作用形成,或是伟晶岩岩浆在上侵定位过程中同化了含非海相蒸发岩地层的结果。
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Introduces the significance of application of all-air air conditioning system and analyzes the two problems about energy- saving and purifying of using all outdoor-air in all-air air conditioning system .
介绍了应用全空气空调系统的意义,分析了全空气空调系统中全新风运行方式所带来的节能与净化的两大问题;认为全空气空调系统是较好的空调系统,将蒸发冷却技术、热回收技术、变风量控制技术相结合的蒸发冷却新风空调集成系统具有广阔的应用前景。
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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。
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The experimental result shows that when the discharge time was more than 1.5μs, small crack emerged in the fuses due to mechanical force on the heated fuse, and the metallized layer would be evaporated as the crack became long enough to generate disruptive discharge. When the discharge time was less than 150ns, small crack emerged in the fuses due to the current heat, and the metallized layer would be evaporated as the crack became long enough to generate disruptive discharge.
实验结果表明:当熔丝的通流时间大于1.5 ms时,电流热效应产生的机械力使安全膜熔丝的金属层产生微小裂纹,当裂纹达到一定长度,两端发生击穿放电,金属层因蒸发而断开;当熔丝中通过较大的电流时,短时间内(50 ns)的电流热效应使熔丝金属层发生熔化产生裂纹,裂纹两端发生击穿放电,金属层因蒸发而断开。
- 推荐网络例句
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Do you know, i need you to come back
你知道吗,我需要你回来
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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.
1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。
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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.
第三章汉藏语&的&字结构的类型划分。