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advantage
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1, the computing speed is fast, can reach 1 trillion times per second, far more than the existing supercomputer billions of times;
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2, low energy consumption. The quanta in a quantum chip need very little current to jump from one part to another, so the power consumption is minimal
Of course, it is useful, and it can break through the sanctions of the United States, and it is no longer stuck by the engraving machine!