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矿床地球化学 28	地理学::自然地理学 23	Chemistry; Nuclear Science & Technology 18
Environmental Sciences 18	Geology 16	Biochemistry & Molecular Biology; Endocrinology & Metabolism 15
Geosciences, Multidisciplinary 15	Chemistry 13	Environmental Sciences & Ecology 13
Physics 13	地球科学::地质学 12	Instruments & Instrumentation; Nuclear Science & Technology; Physics 11
Science & Technology - Other Topics 11	Geochemistry & Geophysics 10	环境科学 9
Materials Science, Multidisciplinary 8	Spectroscopy 7	地质学 7
Astronomy & Astrophysics 6	Biochemistry & Molecular Biology 6	Endocrinology & Metabolism 6
Marine & Freshwater Biology 6	Metallurgy & Metallurgical Engineering 6	环境地球化学 6
Oceanography 5	地球化学 5	地球科学 5
环境学 5	环境科学::环境化学 5	Environmental Sciences; Toxicology 4
Meteorology & Atmospheric Sciences 4	Physics, Applied 4	Plant Sciences 4
Chemistry; Spectroscopy 3	Fisheries 3	Geography, Physical 3
Toxicology 3	地球科学::地球化学 3	生物科学::生物化学 3
自然地理学 3	Cell Biology 2	Chemistry, Physical 2
Engineering 2	Engineering, Environmental 2	Environmental Sciences; Meteorology & Atmospheric Sciences 2
Instruments & Instrumentation; Nuclear Science & Technology; Physics; Spectroscopy 2	Limnology 2	Mathematics 2
Multidisciplinary Sciences 2	Nanoscience & Nanotechnology 2	Physical Geography 2
Water Resources 2	地球科学::地理学 2	地球科学::海洋科学 2
地球科学::海洋科学::海洋化学 2	大气科学 2	微生物学 2
环境科学技术 2	环境科学技术::环境学 2	生物学::生物化学与分子生物学 2
矿床地球化学::中国典型特殊区带大规模成矿作用及其动力学 2	Agriculture 1	Agriculture, Multidisciplinary 1
Astronomy & Astrophysics; Physics 1	Biochemistry & Molecular Biology; Chemistry 1	Biodiversity & Conservation; Environmental Sciences & Ecology 1
Chemistry, Applied; Food Science & Technology; Toxicology 1	Chemistry, Medicinal 1	Computer Science 1
Energy & Fuels 1	Energy & Fuels; Geology 1	Engineering, Civil 1
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Environmental Sciences; Geosciences 1	Environmental Sciences; Geosciences, Multidisciplinary; Water Resources 1	Environmental Sciences; Marine & Freshwater Biology 1
Environmental; Environmental Sciences 1	General & Internal Medicine 1	Geochemistry & Geophysics; Mineralogy 1
Geosciences, Multidisciplinary; Paleontology 1	Geosciences, Multidisciplinary; Soil Science 1	Instruments & Instrumentation; Nuclear Science & Technology; Physics, Atomic, Molecular & Chemical; Physics, Nuclear 1
Instruments & Instrumentation; Optics; Physics 1	Materials Science, Characterization & Testing 1	Materials Science, bioMaterials 1
Microscopy 1	Multidisciplinary; Water Resources 1	Neurosciences & Neurology 1
Nutrition & Dietetics 1	Physical Geography; Geology; Paleontology 1	S153.61 1
Science & Technology - Other Topics; Toxicology 1	Soil Science 1	X530.2 1
光学工程 1	其他 1	农学 1
分子生物学 1