theory n. 1.理论,学理,原理。 2.学说,论说 (opp. hypothesis)。 3.推测,揣度。 4.〔口语〕见解,意见。 the theory of two points 两点论。 Darwin's theory of evolution 达尔文的进化论。 theory of equations 【数学】方程论。 theory of everything 【物理学】(把相对论、量子论和宇宙大爆炸理论都包括在内的)万用理论。 theory of relativity 【物理学】相对论。 the atomic theory 原子说。 Our scheme is good both in theory and in practice. 我们的方案在理论上和实施上都是好的。 combine [separate] theory with [from] practice 理论结合[脱离]实际。 My theory is that we must bring new blood into the Institute through appointment of younger men to important positions. 我的意见是我们学院应该通过重用年轻一些的人来注入新的血液。 theory of games 博弈论,对策论,权衡利弊得失的形势分析。
In the theory of stability for large - scale systems there are mainly two kinds of analysis approaches 分析大系统稳定性的方法主要是李雅普诺夫函数法。
The theory of stability is a basic and important subject in the theories of differential equations 稳定性理论是微分方程理论研究中一个基本而又重要的研究课题。
After considering the nonlinear differential equation with coefficient perturbation , we have obtained the theorem which guarantees the existence of the unique uniformly stable almost periodic solution for the system by using exponential dichotomy and theories of stability 摘要考虑具系数扰动的非线性微分方程,利用指数型二分性及稳定性有关理论得到了该系统的概周期解的存在性、唯一性和稳定性,获得了一些新的结果。
Linear matrix inequality was introduced to cope with the puzzle of determining common positive matrix . theory of stability analysis and controller design was established based on lmi method . ( 3 ) nonlinear fuzzy p redictive c ontrol t heory b ased on t - s s tate s pace m odel was explored 针对稳定性分析中公共正定矩阵p难以确定的难题,引入了lmi方法,借助于成熟的数学工具,不仅解决了确定公共正定矩阵p的问题,而且建立了基于lmi方法的稳定性分析和控制器设计的理论方法。