产品生命周期管理系统 PLM ; Product Lifecycle Management ; Extech PLM ; Product Life Management
广义周期系统 Periodic descriptor systems
渐近周期系统 asymptotically periodical system
区间周期系统 Interval periodic system
无空转周期系统 [计] system without idle period
生命周期管理系统 Product Lifecycle Management ; Information Lifecycle Management system ; PLM ; Product Life Management
周期测量系统 period measurement system
Further, by using fixed point theorem, M-matrix theory, we obtain the existence and attractivity of positive periodic solution for the periodic system.
进而,利用不动点定理,M-矩阵理论,对于周期系统讨论正周期解的存在性和吸引性。
参考来源 - 时变种群动力系统解的渐近性态·2,447,543篇论文数据，部分数据来源于NoteExpress
你也许听说过中国人用十二生肖动物作为纪年的周期系统。
Maybe you know that we Chinese people have a kind of zodiac system based on twelve animals.
文章还给出了一个线性周期系统特征指数可以任意配置的充分条件。
A sufficient condition that characteristic exponent can be assigned arbitrarily for linear periodic system is also attained in the paper.
随着广义周期系统应用领域的不断扩大，对广义周期系统的理论研究也在不断深入。
With the enlargement of the singular systems application, the study on periodic descriptor systems theory is being probed further progressively.
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