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ab initio

英 [ˌæb ɪˈnɪʃiəʊ]

美 [ˌæb ɪˈnɪʃioʊ]

adv.  自始; 从一开始
adj.  从头开始的

法律

牛津词典

    adv.

    • 自始;从一开始
      from the beginning
      1. The agreement was declared void ab initio.
        此协议自一开始就被宣布无效。

    adj.

    • 从头开始的
      starting from the beginning
      1. the ab initio design of a new car
        新车从头开始的原始设计

    英英释义

    adv

    • at the beginning
      1. at first he didn't notice anything strange
      Synonym:initially

    双语例句

    • Ab initio calculations have been performed for both the neutral form and zwitterion of imidazol1ylacetic acid in the gas phase and in aqueous solution ( using SCRF model).
      对咪唑-1-乙酸中性分子和两性离子分别在气相及水溶液中(采用SCRF模型)进行了从头算,探讨了溶剂和基组对体系几何结构和相对稳定性的影响。
    • Ab initio simulation on thermodynamic equation of state of fcc aluminum under high temperature and pressure
      从头算方法研究面心立方铝在高温高压下的热力学状态方程
    • Ab initio studies on the mechanism of the cycloaddition reaction between isocyanic acid and formaldehyde catalytic effect
      异氰酸与甲醛环加成反应机理的从头算研究-催化效应
    • Structure phase transition from α to ε in Fe under non-hydrostatic pressure: an ab initio study
      非静水压条件下铁从α到ε结构相变的第一性原理计算
    • Ab Initio Investigation of Phase Transitions of Solid Iodine and Ammonia under High Pressures
      碘和氨在高压下结构相变的第一性原理研究
    • Allen and co-worker did ab initio calculation to test the adequacy of SCF MO calculations for predicting molecular equilibrium geometries.
      爱伦及其同事应用从头计算法来考查SCFMO计算对于预示分子平衡几何形的适宜性。
    • In chapter two, the basic principle of the molecular orbits ab initio and the theory of the inelastic scattering are presented.
      第二章阐述了分子轨道从头算方法的基本原理和非弹性散射计算的基础理论。
    • The asymmetric reduction mechanism of p-methylcyclohexanone by sodium borohydride was investigated with ab initio calculations.
      用从头计算方法对硼氢化钠不对称还原对甲基环己酮的机理进行了研究。
    • The ab Initio and Dynamics Study of Triatomic Reaction System
      三原子体系反应的从头算及动力学研究
    • Study of Phycocyanobilin and Glycine Using ab Initio and Monte-Carlo Based Molecular Mechanics
      从头算结合基于分子力学的蒙特卡洛方法对藻蓝色素与氨基乙酸的研究