非自然地貌
artificial feature of the terrain
非自然平衡轮廓
non-naturally balanced profile
非自然稀疏群落
Nonself-thinning population
非自然语言系统
nonnatural language system
非定常自然对流
unsteady natural covenction
Hermitian非自反矩阵
Hermitian anti-reflexive matrix
SU(2)非自治系统
SU(2) nonautonomous quantum system