atomicityn.原子数；原子价；【计】原子性atomicadj.原子的atomic powered ship原子动力船,核船atomic distribution原子分布atomic polarization原子极化强度,原子极化Atomic Bomb Mission原子弹轰炸任务atomic spectroscopy原子光谱学atomic confrontation原子对峙Atomic Energy Review《原子能评论》Atomic Energy Bureau原子能局atomic recombination原子复合Atomic Hydrogen Weld原子氢焊接