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這個問題可以交流,不能算是回答,我談談我的理解.力學量對易表明兩個物理量可以同時被精確測定,即兩個物理量可以在同一個表像內同時取本征值;反之不對易則表明兩個物理量不能同時準確量測,即不能在同一個表像內取本…
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