• 2022-07-02 问题

    下列哪一组原子核的核磁矩为零,不产生核磁共振信号 未知类型:{'options': ['[tex=4.071x1.286]SVsfEkUJqiQd7IqeuNLsjKOn0w9BnJM3IVJbzYtIu6b9cjWtjbYCzDhQa1l2k8HK[/tex]', '[tex=4.0x1.286]UqotE0Y2WcpB9ud711N9GgIdmSa7f/0YbrzCvTr1ubY=[/tex]', '[tex=4.143x1.286]Gxw/k0oovX0szyeN16OAYWVcOCwuFxga9X4e5Y/GX15heD6WrGPnblCrcZ0b+oVV[/tex]', '[tex=3.929x1.286]lW/lwfLtEHewl4CLi6hs6a+TlRwPssNeW/EHdHpF8zA=[/tex]', '[tex=3.286x1.286]UszN9A+sGBw3vPyFJ0FbLH+zKqa7yDTCdTo8YN9yMjw=[/tex]'], 'type': 102}

    下列哪一组原子核的核磁矩为零,不产生核磁共振信号 未知类型:{'options': ['[tex=4.071x1.286]SVsfEkUJqiQd7IqeuNLsjKOn0w9BnJM3IVJbzYtIu6b9cjWtjbYCzDhQa1l2k8HK[/tex]', '[tex=4.0x1.286]UqotE0Y2WcpB9ud711N9GgIdmSa7f/0YbrzCvTr1ubY=[/tex]', '[tex=4.143x1.286]Gxw/k0oovX0szyeN16OAYWVcOCwuFxga9X4e5Y/GX15heD6WrGPnblCrcZ0b+oVV[/tex]', '[tex=3.929x1.286]lW/lwfLtEHewl4CLi6hs6a+TlRwPssNeW/EHdHpF8zA=[/tex]', '[tex=3.286x1.286]UszN9A+sGBw3vPyFJ0FbLH+zKqa7yDTCdTo8YN9yMjw=[/tex]'], 'type': 102}

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