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研究与试验发展统计
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statistics on R&D
研究与试验发展统计
以科学研究与试验发展(research and development;R&D)为研究对象的统计工作。
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fiducial region
fiduciary issue
Fiedler
Fiedler vector
fief
Field
field
field airfield
field along a mapping
field analysis
field and state in conformal field theory
field angle
field annealing
field anti-epidemic equipment
field arithmetic
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field automorphism
field auxiliary examinations
field axiom
field-based high-throughput phenotyping methods
field basis
field bindweed
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