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流明
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流明lumen 【医】 lumen lumina 流明liúmíng[lumen] 光通量单位,等于一烛光的均匀点光源在单位立体角内发出的光通量
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secondment
second messenger
second molar
second molar teeth
second moment
second moment of area
second mortgage
second mortgage bonds
second nature
second nerve
second normal form
second-normal form
secondo
second of exchange
second offence
second-order
second-order asymmetric transformation
second-order block
second-order digit
second-order equation
second-order logic
second order phase transition
second-order polynomial
second-order predicate calculus
second order reaction
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更新时间:2026/4/26 6:35:46