敬洪霞, 孙宁骁, umairmuhammad, 刘春江, 杜红梅.
geological journal:寒武系年代地层划分新方法——碳同位素变化型
geological journal:寒武系年代地层划分新方法——碳同位素变化型
the journal of biomedical research, 2020, 34(5): 328-342.
acceleration time histories and 5%-damped
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