学术 ding jian xue shu qi kan
医学 ding jian yi xue qi kan
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光学 guang xue ding jian qi kan
化学 hua xue ding jian qi kan
力学 li xue ding jian qi kan
学报 qi kan ding jian xue bao
数学 shu xue ding jian qi kan
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药学 yao xue ding jian qi kan
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