艾罗的不可能定理
Arrow’s impossibility theorem
保兑的不可撤销的信用证
confermed irrevocable letter of credit
传导的不可逆性
irreversibility of conduction
代数簇的不可约分解
irredacible decomposition of algebzaic varieties
服务的不可用性
unavailability of service
截面测量的不可重复性
non-reproducibility of the cross sections
进化的不可逆性
irreversibility of evolution
具有缺陷的不可压neo-Hookean材料
Keywordimperfect incompressible neo-Hookean material
具有相同压缩密度矩阵的系综的不可区分性
distinction of ensembles with the same compressed density matrix
distinction of ensembles with the same compressed
可复合的不可演绎模型
non deducibility on composition
履行的不可能性
impossibility of performance