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单词
nominal data
释义
nominal data
Encyclopedia
理学
数据及数据类型
释
nominal data
定类数据
对事物按照某种特征进行分类,数据表现为类别但不区分顺序的定性数据。又称名义数据。
理学
【基本概念】
释
nominal data
称名数据
用来表示事物的不同类型或组别等的一种“标签化”的数据。又称名义数据、定类数据。
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two-phase sampling
two phases heat transfer
two-phase simplex method
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two-phase structure
two phase system
two photon absorption
two-photon absorption
two-photon annihilation
two photon coherent state
two-photon coherent state
two-photon detuning
two-photon emission
two-photon excitation microscopy
two photon excited atomic fluorescence
two-photon excited atomic fluorescence
two-photon fluorescence
two photon fluorescence microscope
two-photon fluorescence microscope
two-photon fluorescent probe
two-photon Hong-Ou-Mandel interferometer
two-photon interference
two photon laser
two-photon laser
two-photon microscopic imaging
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更新时间:2026/9/19 12:35:20