p-mode frequencies of the solar twin 18 Sco

Solar twins have been a focus of attention for more than a decade, because their structure is extremely close to that of the Sun. Today, thanks to high-precision spectrometers,...太阳孪生星（Solar twins）十余年来一直是科研领域的关注焦点，因其结构与太阳极为相近。如今，借助高精度光谱仪（high-precision spectrometers），……