The observation of the production of single top quarks (rather than the easier-to-see production of top-antitop quark pairs) has been a goal of the Tevatron experiments for years.

  • 然而,使用这种思路来解决现在数码产品的供电问题可能没什么前途,因为人体能够提供的能量并不能算大,而且转换效率也不算高。
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