... variable condenser 可变电容器 virtual state 虚态 tropospheric fall out 对零的放射性沉降物 ...
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重点研究了过渡态的虚振动模式，它指向反应物和产物，说明这些驻点均位于正确的反应途径上。
The imaginary vibration model of transition state is studied chiefly, and points to reactant and product, and illuminates that stationary points locate the right reaction channel.
通过振动分析确定所得过渡态具有唯一虚振动频率；
The transition states were characterized by vibration frequency analysis, with only one imaginary vibration model.
结果表明，虚光子过程使原子处在激发态的寿命缩短，并导致原子的基态能漂移。
It is shown hat the process of virtual photons shortens the lifetime of atom in excitation state, and remits in drift of energy levels of the ground state of atom.
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