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sample-unit weight
样本单元权数
样本对总体推断时用以衡量各样本单元的变量值在总体中占用大小的数值。
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hydrogen atom
hydrogen atomic spectrum
hydrogen-atom Rydberg tagging technique
hydrogenator
hydrogen beam standard
hydrogen bomb
hydrogen bond
hydrogen bond cluster
hydrogen-bonded solid
hydrogen bonding
hydrogen bridge
hydrogen bromide
hydrogen bubble method
hydrogen burning
hydrogen cell
hydrogen chloride
hydrogen clock
hydrogen cloud
hydrogen coal process
hydrogen content
hydrogen convection layer
hydrogen conversion
hydrogen coolant
hydrogen corona
hydrogen cyanide
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