condensation

英 [ˌkɒndenˈseɪʃn] 美 [ˌkɑːndenˈseɪʃn]

n.  凝结的水珠; (气体)冷凝,凝结; (书等的)简缩

复数:condensations

TOEFLIELTS化学

BNC.11952 / COCA.15298



牛津词典

noun

  1. 凝结的水珠
    drops of water that form on a cold surface when warm water vapour becomes cool
    1. (气体)冷凝,凝结
      the process of a gas changing to a liquid
      1. (书等的)简缩
        the process of making a book, etc. shorter by taking out anything that is not necessary

        柯林斯词典

        1. N-UNCOUNT 凝结的水珠
          Condensation consists of small drops of water which form when warm water vapour or steam touches a cold surface such as a window.
          1. He used his sleeve to wipe the condensation off the glass.
            他用袖子擦掉玻璃上凝结的水珠。

        双语例句

        1. He used his sleeve to wipe the condensation off the glass.
          他用袖子擦掉玻璃上凝结的水珠。
        2. Condensation will eventually cause the fabric of the building to rot away.
          冷凝作用将最终使建筑结构腐朽掉。
        3. The window panes were running with condensation.
          凝结的水珠在窗玻璃上流动。
        4. A cloud is a condensation of water vapour in the atmosphere.
          云是由大气中的水蒸气凝结成的。
        5. Condensation occurs when the supersaturation is positive.
          当过饱和是正值时,则出现凝结。
        6. The steam pressure falls on account of condensation in the cylinder.
          由于汽缸里的冷凝作用,蒸汽的压力降低了。
        7. The calculation of the quantum chemistry shows the reaction mechanism of the condensation reaction.
          利量子化学计算方法讨论了该缩合反应的机理。
        8. This method proves that the number of different cycle times equals the number of condensation points.
          用该方法证明了不同周期时间的数目等于凝点的数目。
        9. The heat transfer and flow pass condensation segment in the gravity heat pipe with inner screw thread were investigated.
          分析了在重力热管内加内螺纹的方法,研究了重力热管的冷凝段的传热及流动状况。
        10. Acrylate polyethylene glycol monoester was synthesized by condensation of PEG ( 200) and acrylic acid without water-carrying reaction.
          以聚乙二醇-200与丙烯酸直接缩合反应,在不加有毒带水剂的条件下合成了丙烯酸聚乙二醇单酯。
        11. Milk retains its allergenicity through condensation, evaporation, and drying.
          牛奶在经过凝聚、蒸发和烘干后仍保留过敏性。
        12. The condensation heat transfer in the inclined reflux condensers at various inclinations was investigated.
          研究在不同倾角下回流冷凝器中的传热,建立了冷凝传热模型。
        13. Experimental results of steam condensation on the external surface of the vertical copper tubes were obtained.
          对每种表面进行了垂直管外水蒸汽的冷凝实验。
        14. Calculates and checks the heat transfer and condensation prevention in the day and night under different conditions.
          分别对白天和夜间不同工况的传热计算和防结露计算进行了校核。
        15. An experimental investigation is made on the condensation heat exchanger with spirally corrugated tubes in this paper.
          为此,本文对螺旋槽管凝结换热器进行了试验研究,并将研究成果应。
        16. In condensation polymerization, each monomer unit must have at least two functional groups.
          在缩聚反应中,每个单体至少要有两个官能团;
        17. At this state condensation and evaporation are at an equilibrium and take place at the same rate.
          在这种状态时水的凝结和蒸发达到平衡状态并且以相同的速度进行。
        18. Simulation and theoretical study of capillary condensation of nitrogen in MCM-41
          氮气在MCM-41中毛细凝聚的模拟和理论研究
        19. Diisobutyl acetal was synthesized by the condensation of paraldehyde and iso-butyl alcohol.
          以三聚乙醛和异丁醇为原料,合成了二异丁基乙缩醛。
        20. Experimental study on condensation heat transfer performance of a new copper tube;
          实验研究了常压条件下两类表面的滴状冷凝传热特性。
        21. Experimental study was conducted to investigate the condensation of steam in triangular silicon microchannels.
          实验研究了三角形硅微通道中的流动冷凝。
        22. Polyesters are condensation polymers.
          聚酯是缩和聚合物。
        23. Steam in a tubular heat exchanger was condensation.
          蒸汽在管式换热器中被冷凝。
        24. Experimental analysis and study of the flue gas condensation unit is set or not on the catalytic combustion heater thermal efficiency.
          通过实验分析和研究了烟气冷凝装置设置与否对催化燃烧热水炉热效率的影响。
        25. The compressed air in the evaporator cooling, a large number of condensation water.
          压缩空气在蒸发器中冷却时,有大量凝结水析出。
        26. The phenomenon of condensation of low-pressure vapor in a horizontal tube is studied.
          结合蒸发式冷凝器的设计,对水平管内低压蒸汽冷凝现象进行了实验研究。
        27. The application of the multi-stage condensation realized a good separation of the heavy oil, light oil and water.
          分级冷凝系统的应用较好的实现了重油、轻油和水的分离。
        28. The synthesis of acrolein by means of the catalytic vapor phase condensation of formaldehyde and acetaldehyde was studied.
          利用冷凝甲醛和乙醛的气相催化法,来研究丙烯醛的合成。
        29. A condensation to quinoid systems occurs.
          发生了醌型体系的缩合反应。
        30. With actual projects, presents the design methods of condensation heat recovery.
          结合工程实例,介绍了冷凝热回收的设计方法。

        英英释义

        noun

        1. the act of increasing the density of something

            Synonym:    condensing

          1. (psychoanalysis) an unconscious process whereby two ideas or images combine into a single symbol

            1. a shortened version of a written work

                Synonym:    abridgementabridgmentcapsule

              1. the process or result of becoming smaller or pressed together
                1. the contraction of a gas on cooling

                Synonym:    compressioncontraction

              2. atmospheric moisture that has condensed because of cold

                  Synonym:    condensate

                1. the process of changing from a gaseous to a liquid or solid state