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- In this paper, a Lotka-Volterra type predator-prey model with delay and stage structure was discussed. 摘要研究了具有时滞和阶段结构的捕食系统。
- Based on the comparison between single stage and dual stage structures for APFC circuit, a single stage one is used in present work. 基于对有源功率因数校正电路的双级式和单级式结构的特点比较,本文采用了单级式的电路结构。
- The stability of the equilibrium in a Lotka-Volterra competition models with stage structure and distributed maturation delays is concerned. 摘要主要考察了具有年龄结构和分布时滞的竞争生态模型平衡解的稳定性，以及连接两个边界平衡解的行波解的存在性。
- The RM5 million production featured a giant imperial gate that opened up to a five-storey stage structure with magnificent props. 500万令吉林吉特制作一展可以开高5个台阶，拥有华丽小道具的，巨大的富丽堂皇的帝王大门。
- And by reform of at least three stage structural deformation metamorphism, it returned to terrene by shearing at the Late Permian. 作者进一步论述了红石山蛇绿岩的组成及变形变质特征，为研究北山北带提供了最新资料。
- Permanence of a Non-autonomous Stage Structured Competitive System 非自治阶段结构竞争系统的持续生存
- There are many spotlights on the stage. 舞台上有很多聚光灯。
- By aid of the monotone iteration technique and the upper and lower solutions method, the existence of travelling wave fronts is established for a single species population model with stage structure and distributed maturation delay. 利用单调迭代和上下解方法证明了一类具有分布成熟时间和阶段结构的单物种种群模型的波前解的存在性.
- Please dim out the stage for the final scene. 请在最后一场即将开演时使舞台灯光转暗。
- The singer was led off the stage by the maestro. 歌唱家由那位著名的指挥领着离开了舞台。
- Manufactured with the packing material whose durability was more reinforced than an existing gun valve and adopted the three stage structure that makes easier to assemble and disassemble. 制造真空管因为包封物质以优良其耐久性与现有的注射枪的真空管比较更加增强,并且采用三级结构是的更容易被组装和拆卸。
- A system of retarted functional differential equations as a predator-prey model with stage structure and dispersion is discussed. Conditions for global stability of the system are given. 讨论了一类带有扩散和具有阶段结构与时滞的两种群捕食系统;分析了该系统的非负不变性、边界平衡点性质及全局渐近稳定性.
- I always get the jitters before I go on stage. 我登台之前总是感到紧张。
- She did the first stage of the trip by train. 她行程的第一段是乘火车的。
- She's wanted to go on the stage from an early age. 她从小就想当演员。
- The singer got the bird when she came out on stage. 这位歌手一出现在舞台上人们便以嘘声嘲弄她。
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Negotiations were at a crucial stage. 谈判正处于一个关键的阶段。
- The technique is still at the experimental stage. 这项技术正处于实验阶段。
- According to mineralization characteristic in ore-hosted strata, it is suffered from four stages structural rework., and its reason is discussed in this paper. 根据含矿岩系中的矿化特征，认为含矿岩系主要遭受了4个构造期次的构造变形，并探讨其构造成因。
