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nuclear radiation method
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nuclear radiation method
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检测技术
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nuclear radiation method
核辐射法检测技术
利用由放射性同位素所发射的α 、β 、γ等射线与被测对象物质的作用,如反射、吸收、电离或使物质激发而射出新的射线(如X射线),通过测量电离程度或吸收、反射后射线强度(活度)及产生的新射线的能谱和强度等,实现对被测对象有关量的检测技术。
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linear disjointness
linear dispersion
linear dispersion code
linear dispersion relation
linear displacement
linear displacement sensor
linear displacement transducer
linear distance
linear distance spaces
Linear Distinguishing Cryptanalysis
linear distortion
linear DNA
linear dynamical system
linear eccentricity
linear editing
linear editing system
linear efficiency coefficient method
linear elastic fracture mechanics
linear elasticity
linear elastic model
linear electro-optic effect
linear element
linear elliptic equation
linear elliptic equation of higher order
linear energy transfer
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