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农田碳足迹
释义
农田碳足迹
Encyclopedia
农学
农业碳足迹
释
carbon footprint in cropland
农田碳足迹
农作物生产过程中,由人为投入的生产资料或者器械使用所带来的总的温室气体的排放量。以单位面积农田温室气体排放的碳当量或二氧化碳当量来表示。
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unipotent radical of algebraic group
unipotent representation
unipotent semigroup
unipotent stem cell
unipotent subgroup
unipotent transformation
uniprimitive
uniprimitive group
uniprimitive permutation group
unique
unique continuation theorem
unique decipherability
unique decodability
unique decodable code
unique decomposition theorem
unique ergodicity
unique existence
unique existence theorem
unique factor
unique factorization
unique factorization domain
unique factorization property
unique factorization ring
unique factorization theorem
unique forbidden transition
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