1) total inverse image
全逆象
2) inverse image
逆象
1.
This article proves that in the homomorphism of G onto ■,the inverse image of a
maximal normal subgroup in ■ is also a maximal normal subgroup in G.
本文得到了在同态满射下,极大正规子群的逆象也是极大正规子群,并给出了极大正规子群的象也是极大正规子群的一些等价条件。
2.
This article proved that in the homomorphism of G onto H, the inverse image of
a maximal ideal in H is also a maximal ideal in G.
得到了同态满射下,最大理想的逆象是最大理想,并给出了最大理想的象也是最大理想的一些等价条件。
3.
By use of the image and inverse image of subset,a sufficient and necessary
condition of a function being injective(or subjective)is given.
利用子集的象及逆象 ,给出了一个映射是单射 (或满射 )的充要条
3) converse image
逆象
1.
The relations between converse images of translation transforms on N(2,2,0)
algebra;
N(2,2,0)代数平移变换逆象的关系
2.
Furthermore,the algebraic structure and the properties of a class of converse
image under the natural homomorphism are studied.
给出了N(2,2,0)代数(S,*,△,0)的一个同余分解,研究了商代数的代数结构,并探讨了自然同态下一类逆象的代数结构和性质。
3.
Furthermore, the algebraic structure and properties of a class of converse
images under the natural homomorphism are studied.
给出了N(2,2,0)代数(S,*,△,0)的两类同余分解,研究了其商代数的代数结构,并研究了自然同态下一类逆象的代数结构和性质,最后证明了在半群
(S,*)右可约化的条件下两类同余分解是一致的。
4) Image and Inverse Image
象和逆象
1.
Image and Inverse Image of Refinement of Syntopogenous Structure on L;
L上加细的拓扑共生结构的象和逆象
5) temperature inversion phenomenon
逆温现象
1.
Simultaneously,the temperature inversion phenomenon an.
由于成都市经济的高速发展，周围农村中不再用麦秆和油菜秆作为燃料，而全部焚烧作肥料还田，同时由于５月多发生不利于大气污染物扩散的逆温现象及城市热岛效应，造成我市环境空气的严重污染。
6) plant inversion
对象逆
1.
The conventional nonlinear control methods,such as lin- earization by feedback
control,plant inversion control can not been used in missile autopilot design.
传统的非线性设计方法,如反馈线化控制,对象逆控制不能直接用于导弹自动驾驶仪的设计。
补充资料：提婆五逆与三逆
【提婆五逆与三逆】
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（故事）(参见：五逆)
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