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The story starts with quantum field theory, which is incredibly complex, but the simplified version is that even empty space is filled with fields that could govern the interactions of any quantum objects in or near that space. You can think of different particles as energetic excitements of these fields—so a photon is simply an energetic state of the quantum field.
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四、免去于世伟（女）的最高人民法院立案庭副庭长、审判员职务。
然而令人费解的是，公司研发投入与人员规模均显著弱于同行。报告期内，锐翔智能研发费用率分别为7.74%、7.98%、7.72%、5.74%，远低于同行平均值13.08%、14.52%、13.76%、21.42%；研发人员数量分别为90 人、100人、135人、129人，同样大幅低于同行平均的323人、294人、303人、194人。在研发投入和研发人员均明显偏弱的情况下，公司毛利率却能持续领先同行，其盈利合理性亟待进一步解释。
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