二次代数复数体
pythagorean number
the complex quadratic field
复数复活
multiplicity reactivation
熔媒激发复合效应
flux-catalyst excited-complexeffect
X射线激发发光
X-ray excited luminescence
X射线激发发光光谱
x-ray excited luminescence spectrum
x-射线激发发光光谱
x-ray excited luminescence spectrum