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经度起算点
释义
经度起算点
Encyclopedia
工学
天文观测
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origin of longitude
经度起算点
由若干天文台采用的天文经度起算值算得的平均天文经度零点。
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natural duality
natural dye
natural economy
natural ecosystem
natural electric field effect of oil and gas reservoir
natural embedding
natural endowment
natural enemy of rodent
natural energy
natural enumeration
natural environment space design
natural epidemic focus
natural epimorphism
natural equation
natural equivalence
natural erosion
natural exponent
natural extension
natural fade document
natural family planning
natural fermentation
natural fertility
natural fiber
natural fiber reinforcements
natural field electrical methods
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