英德
有道
百度
谷歌
图片
维基
百科
不变性质
invariance
- 定理Ⅱ代数的IBN 性质是基域扩张下的不变性质。
Theorem Ⅱ The IBN property of an algebra is invariant under extending the base field. - 可以在上述的每一类型变换下考虑图形的不变性质。
One could consider invariant properties of figures under each of the above types of transformation. - 研究了非线性奇异系统能控性子分布的反馈不变性质；
The concept of controllability distribution is introduced for nonlinear singular control systems, and the feedback invariant properties of this controllability distribution are discussed.
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