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activation

英 [ˌæktɪˈveɪʃ(ə)n]

美 [ˌæktəˈveɪʃən]

n.  开(驱,起,启)动;触发; 活化(作用);活性(化);激活;使…产生放射性;敏化

化学

BNC.9314 / COCA.12945

柯林斯词典

  • VERB 使运作;使起作用;激活
    If a device or processis activated, something causes it to start working.
    1. Video cameras with night vision can be activated by movement.
      带夜视镜的摄像机一有动静就会启动。
    2. ...a voice-activated computer.
      声控电脑

英英释义

noun

  • making active and effective (as a bomb)
    1. the activity of causing to have energy and be active
        Synonym:energizingactivating
      1. stimulation of activity in an organism or chemical

        双语例句

        • The effects of electrode activation condition, current density, electrolyte temperature on electrolytic reduction are discussed.
          讨论了电极活化条件、电流密度、电解液温度等因素对电解还原反应的影响。
        • This paper presents a new method for activation of aluminum plate base by electro-etching and positive electrode oxidization.
          本文介绍了一种电解腐蚀和阳极氧化活化铝板基的新方法。
        • The rate constants and activation parameters of these transitions have been measured and discussed.
          测得并讨论了这一构象变化的速度常数和活化参数;
        • BACKGROUND: Maintenance and activation of cascade reaction influence T cell proliferation or transformation into nonreactive state even apoptosis.
          背景:启动维持并调节活化级联反应,决定了T细胞是活化增殖或转变为无反应状态甚至凋亡。
        • Two methods, i.e high-temperature calcinations and mechanically ball-milling for kaolinite activation are systemically investigated.
          实验对高温煅烧和机械球磨两种提高高岭石反应活性的方法进行了研究。
        • Effects of activation methods on the parthenogenetic development of buffalo oocytes were examined in this study.
          系统探讨了几种激活方法对水牛卵母细胞孤雌发育的影响。
        • Can you speak to the process of activation and how, you know, it comes about?
          你能谈一下活化的过程和它是怎么发生的吗?
        • Neutron activation or chemical analysis for uranium are used as a follow-up.
          中子活化分析和化学分析铀可作为进一步追索的方法。
        • Human fibroblasts with a low-activity MIF promoter polymorphism have diminished MIF release and AMPK activation during hypoxia.
          人成纤维细胞的低活性MIF启动子多态性降低了缺氧状态下MIF的释放和AMPK的活化。
        • The reaction order and the reaction activation energy are determined and the reaction kinetic equation is set up.
          测定了反应级数和反应活化能,建立了反应动力学方程。