正平衡 的英文怎麼說
中文拼音 [zhēngpínghéng]
正平衡
英文
positive balance-
Our results imply that mutual interference in a species may result in coexistence of the two competing species and demonstrate that those time delays do not influence the competitive outcome of the organisms. ii ) the asymptotic behaviour of the chemostat model with mutual interference or without mutual interference is studied. for the two models with delay, the uniform persistence of the models are both proved under the conditions of the existence of the positive equilibrium
二、研究了無種內競爭和有種內競爭的具有階段結構的時滯恆化器模型的漸近性態，對于兩類模型，都在正平衡點存在性的條件下證明了該系統的一致持續生存，對于兩類相應的常微系統的模型，均在正平衡點存在性的條件下證明了該正平衡點的全局穩定性。In this paper we study the single - species chemostat model with time dilay. based on [ 8 ], we analyze the hopf bifurcation of the system which take the diluton as a parameter, and we obtain that under the conditon of the existence of positive equilibrium and if the dilution is too big or too small, the system will appear hopf bifurcation
在文[ 8 ]的基礎上，以模型中的流量為參數進行了hopf分支分析。得出了在正平衡點存在的條件下，當流量較大或較小時，系統的正平衡點附近會產生hopf分支，並應用中心流形和規范形理論給出了分支方向及分支周期解穩定性的計算公式。To balance the right to prosecute of the state to realize the procedural justice, c. to make the action more effective to guarantee the highly skillful and specialized criminal proceedings be smoothly carried out, e. to expressly and legislatively regulate the concrete system for lawyers to protect the legal interests of the suspects and accused and to highlight the concept on the protection of their legal interests
賦予並確保律師調查權具有以下幾個方面的價值：有助於查清案情，實現實體公正；平衡國家追訴權，實現程序公正；提高訴訟效率，保障高度技術化、專門化的刑事訴訟程序的順利進行；從立法上明文規定辯護律師維護犯罪嫌疑人、被告人合法權益的具體制度，可以從觀念上強化保護犯罪嫌疑人、被告人合法權益的思想意識。Data collected from mengda power plant have been used to train the model. unlike normal direct - method / indirect - method of heat balance, this model computes the boiler efficiency and main parameters needed for control in the boiler ' s operation efficiently by taking the advantage of neural network ' s inherited powerful co - relating ability, memorizing ability and the ability of mapping with nonlinear variables
此模型不同於傳統的鍋爐效率計算方法（正平衡或反平衡方法） ，而是通過人工神經網路本身具有的強大的聯想功能和記憶功能以及對于非線性變量的映射能力，來計算鍋爐效率和鍋爐運行中需要調節的一些主要參數。The growth of the both species is of logistic naluf. the mature species - y preys on the mature - x. by using the lyapunov function we obtain the - conditions for globally asymptotic stablility of positive equilibria without harvesting. conditions for global asymptotic stablility of four positive equilibria with harvesting and the threhold of hai vi - sting mature population
但從目前已知的文獻來看，對于兩個種群同時具有年齡階段結構，且同時對兩個種群進行開發的結果較少，本文通過構逅lyapunov函數，得到了當捕獲率不為零時上述模型存在一個全局漸近穩定的正平衡點的充分條件，也就是說，在一定條件下，種群兄。The equilibrium model is characterized by the murphree efficiency or height of equivalent to a theoretical plate ( hetp ) value since a tray is generally not working like an equilibrium stage
實際精餾過程往往很難真正達到汽液平衡狀態，因此murphree板效率和等板高度概念常用於修正平衡模型計算中的非理想特性。The conditions for being stable at unique positive equilibrium point and for the existence of limit cycle of prey - predator system with sparse effect are analysed. the biological significance is discussed
摘要對一類具有稀疏效應的食餌?捕食系統，給出了唯一正平衡點全局漸近穩定的充分條件和存在唯一極限環的充要條件等一些定性性質的判別準則及其生態意義。Existence of positive solutions for a kind of predator - prey system
一類捕食與被捕食系統正平衡解的存在性Global stability of positive equilibrium solution in a three species cooperating model
一類三物種互助模型正平衡解的全局穩定性This model has an unique positive equilibrium which is globally stable
當產品壽命較長時，該模型具有一個全局穩定的正平衡點。Results a sufficient condition of the existence of positive solutions to the system is obtained
結果得到了該系統正平衡解存在的充分條件。The global stability of the positive equilibrium for a class of reciprocally interfered predator - prey system
被捕食系統的正平衡點的全局穩定性Conclusion positive solutions exist when the birth - rate of the predator belongs to a range
結論當捕食者的出生率在某一范圍取值時，正平衡解存在。The global stability of the positive endemic equilibrium of an age - structured epidemic model with vaccination
具有年齡結構的接種流行病模型正平衡解的全局穩定性For the predator - prey models with the bilinear functional response, we obtained the global asympotical stability of the positive equlibrium
對于功能性反應為雙線性型的模型，我們得到了正平衡點的全局穩定性。The bogdanov - takens bifurcation is studied when there is a unique degenerate positive equilibrium. lastly, we make a numerical analysis
對退化的唯一正平衡點進行研究，得到了bogdanov - takens分支，分支出同宿圈。Furthermore, model with three products, under the condition of equally probable contact, has globally stable positive equilibrium
在使用者和非使用者等可能接觸的前提下，證明了三個產品的非線性接觸模型有一個全局穩定的正平衡點。A mathematic model of two - species competitive with stage structuer is considered. the quality theory of differential equation is applied. the existence and stability of the positive equilibrium are analysed
摘要研究一類具有階段結構的競爭生態模型，運用微分方程定性理論方法，討論了各類平衡態的性質，得到正平衡態存在穩定的條件。We show the global dynamics of system ( 1 ) for different parameters. this article consists of two sections, in the first section, we study the global dynamics of system ( l ) when b >. depending on the global qualitative analysis of parameters, we show that the system exhibits " paradox enrichment " for some parameters, a global stable attractor ( ie, positive equilibrium ) for some parameters and a unique stable limit cycle for some other parameters. the bifurcation analysis of system ( 1 ) indicates that it exhibits numerous kinds of bifurcation phenomena including the saddle - node bifurcation. hopf bifurcation, and the homoclinic bifurcation
全文共分成二部分。在第一部分中，我們討論系統（ 1 ）在b - 2a ~ （ 1 / 2 ）時的全局動力學行為，對參數的全局定性分析表明在某些參數域中系統（ 1 ）展示「富食悖論」現象，在某些參數域中系統（ 1 ）具有全局穩定的吸引子（即正平衡點） ，在某些參數域中系統（ 1 ）有穩定的唯一極限環。By the analysis of the first part, the domain of catching efforts which keep the system enduring and having a unique positive equilibrium that was globally asymptotically stable had been given
通過前一部分的分析，已給出了使系統持續發展而且恰有唯一一個全局漸近穩定的正平衡點的捕獲努力量的范圍分享友人