有限环 finite ring
- 摘要给出猜测“包含有限极大子环的环是有限环”的一个简短证明。
The present paper presents a short proof of the conjecture that a ring with a finite maximal subring is a finite ring. - 摘要在线性元胞自动机矩阵表示的基础上证明有限交换环上的线性元胞自动机的一组定理,并借此分析某些典型线性元胞自动机的演化性质。
Using the theory of matrices proves some theorems of linear cellular automata over a finite communitive ring. And futher properties of evolution of some typical linear cellular automata are given. - 宁波德昌精密纺织机械有限公司《环锭紧密集聚纺系统关键技术研究及应用》相继获得了国家技术发明奖.浙江省科技进步一等奖和宁波市科技进步一等奖。
The quality of the yarn produced by such machines has reached or exceeded the world standard, which brings a good reputation in the line.
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