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海福德椭球
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海福德椭球
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参考椭球
释
Hayford ellipsoid
海福德椭球
由美国大地测量学家J.F.海福德(John Fillmore Hayford,1868~1925)于1909年提出的参考椭球。
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salinity
salinity and composition analysis of seawater
salinity control with freshwater replenishing
salinity determination in estuary
salinity gradient energy
salinity gradient energy generation
salinity gradient power generation
salinity in marginal sea of China
salinity of sea water
salinity-temperature-deepness system
salinity tolerance of crop
salinization
salinometer
salinomycin
salinon
Salishes
saliva
Salivahana Ara
salivary amylase
salivary gland
salivary gland chromosome
salivary gland cysts
salivary gland disease
salivary gland of animals
salivary stain examination
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