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水准原点
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水准原点
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大地测量基准
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leveling origin
水准原点
水准测量传递海拔高程的基准点。用精密水准测量联测到陆地上预先设置好的一个固定点,定出这个点的高程作为水准测量的起算高程。
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carbon footprint in agriculture
carbon footprint in cropland
carbon footprint of agricultural products
carbon fullerene
carbon(graphite) fiber reinforcements
carbon hexachloride
carbon household registration
carbon-hydrogen bond activation reaction
carbonic acid
carbonic acid cyclic ethylene ester
carbonic anhydrase
carbonic anhydrase inhibitors
carbonic anhydrases
carbonic anhydride
Carboniferous
Carboniferous coal-accumulating period
Carboniferous coal-forming plants
Carboniferous coal measures
Carboniferous Period
Carboniferous-Permian glaciation
carbonification
carbon in coal
carbon In Leaching
carbon in pulp
carbon intensity
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