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question answering system
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信息检索的一种变种。它能用准确的自然语言回答用户提出的问题。
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molecular sieve
molecular sieve adsorption pump
molecular sieve catalyst
molecular sieve catalytic materials
molecular sieve chromatography
molecular sieve chromatography (GPC)
molecular sieve effect
molecular sieve oxygen concentrator system
molecular sieve trap
molecular sieve-type catalytic materials
molecular simulation
molecular simulation software
molecular sink
molecular solid
molecular spectral term
molecular spectroanalysis
molecular spectroscopy
molecular spectrum
molecular state
molecular structure
molecular structure and function of biomembrane
molecular superexcited state
molecular surface
molecular switch
molecular switches
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