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chemistry; science & technology - other topics; materials science 5 农作物 4 物理化学与绿色催化 4
engineering; physics; telecommunications 3 optics 3 toxicology 2
农学(农艺学) 2 Astronomy & Astrophysics; Physics 1 Cell Biology 1
Microbiology 1 Pharmacology & Pharmacy 1 Spectroscopy 1
biochemistry & molecular biology; chemistry 1 biochemistry & molecular biology; chemistry; science & technology - other topics 1 cell biology; immunology 1
chemistry 1 general & internal medicine 1 neurosciences & neurology 1
science & technology - other topics 1 science & technology - other topics; instruments & instrumentation; physics 1 science & technology - other topics; optics 1
thermodynamics; chemistry; engineering 1 植物保护 1

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