模型的主实例保持长期状态，并提供应用程序逻辑；而视图使用的副本实际上是一个可任意使用的数据访问对象。
The primary instance of the model is keeping long-term state and providing application logic; the copy used by the view is essentially a disposable data-access object.
该模型定义一组用于存放状态的类，而引擎管理这些信息对象的生命周期。
This model defines a collection of classes for holding the state, and the engine manages the life cycle of these information objects.
它会将普通的基于字符的状态表示形式从url转换为层次结构对象表示形式(上面介绍的文档模型)。
It transforms the flat, character-based state representation from the URL into a hierarchical object representation (the document model introduced above).
Rails集中使用 DSL来完成从构建模型对象之间的关系到指定自定义组件（如状态机器或可上传的图像）的所有工作。
Rails heavily engages DSLs to do everything from building relationships between model objects to specifying custom components such as state machines or uploadable images.
每当控制器需要用户界面的当前状态时，它可以使用view_state方法来引用视图的模型副本和当前的传输对象。
Whenever a controller needs the current state of the user interface, it can use the view_state method to reference the view's copy of the model and the current transfer object.
RoRRoR处理创建的模板，生成HTML代码，控制器的直接传入请求和模型，使数据库都处于活动状态对象中。
RoR deals with creating the templates that generate HTML code, the controllers that direct incoming requests and the model that makes the database come alive in objects.
使用对象流图(它是捕获事件和状态转换的基础模型)虚拟化实体生命周期是这个模型的关键。
Virtualization of the entity lifecycle through Object Flow Diagrams, a basic model that captures both events and state transitions, is critical in this model.
现在已经有两名学员在剑桥工作了一个月，使用已经上市的软件开始为巡航状态的发动机性能建立对象模型。
Already, two trainees have been at Cambridge University for a month, using commercially available software to begin setting objectives for the performance of the engine during cruise.
用迁移可以容易地进行这个变化，因为迁移可以访问对象模型并根据模型的状态进行决策。
You can easily make this change in a migration because the migration has access to model objects and can make logical decisions based on the model's state.
以小鼠模型为研究对象，模拟人体疾病状态，是研究心血管疾病的重要手段之一。
Mice models were as research subjects to model human disease status, one of important methods for cardiovascular disease.
对象的数据域描述了模型的状态，其操作域反映模型的行为。而模型的操作是靠对象之间发送消息来响应的。
Data field of object describes model's state, operation field of object describes model's behaviors, and operations of model are responded by messages.
介绍了形式化描述语言LOTOS的特性，结合面向对象技术和状态图的理论知识，给出了基于LOTOS的动态模型的形式化方法，并给出了实例说明。
Combined with theory of object oriented technology and state chart, formalization method of dynamic model based on LOTOS is presented. Furthermore, a case is presented to demonstrate this method.
指出问题的实质是对象状态数据模型、对象模拟模型和对象分析处理模型的综合表达与处理。
It is shown that the integrated expression and the processes of the object state model, the object simulative model and the object analytic model are key issues for integration.
基于混沌系统运动的有界性，使得不依赖于对象模型的扩张状态观测器可用于一类混沌系统的状态观测。
Based on the boundedness of chaotic systems, the extended state observer which is independent of plant model can be used to observe the states of a class of chaotic systems.
依此对154t电动轮自卸车状态监测与故障诊断系统的需求进行分析，建立该系统的对象模型、动态模型和功能模型。
According to this, the requirements of the status monitoring and fault diagnosis system for 154t motor dump trucks are discussed, and its object model, dynamic model and function model are set up.
以航空军械综合系统的多状态维护过程为研究对象，对其建立了半马尔可夫的数学模型。
The process of multiple-state maintenance for the aviation ordnance synthetic system is studied, and a mathematical semi-Markov model is established.
如果分配器允许具有状态，则需要有一个模型来判断一个对象从何处得到它的分配器。
When allocators are allowed to have state, it is necessary to have a model for determining from where an object obtains its allocator.
以隔离型对称半桥双向变换器为对象，建立了以原边为参考的4种模式下的简化电路，提出了结合开关函数的状态空间平均模型的建立方法。
For isolated-type symmetry half-bridge bidirectional converter with phase-shifted control, a simplified circuit under 4 modes using the primary windings of transformer as reference object is built.
文摘：基于混沌系统运动的有界性，使得不依赖于对象模型的扩张状态观测器可用于一类混沌系统的状态观测。
Abstract: Based on the boundedness of chaotic systems, the extended state observer which is independent of plant model can be used to observe the states of a class of chaotic systems.
另一个窍门是隐藏层包含的功能使活动对象仍处于活动状态的模型，即使是隐藏的，我可以只处理一个可见的塔霍实例。
Another trick is to hide the layer containing the Make Live object as the function is still active even though the model is hidden and I can work with only one visible instance of Taho.
针对具有输入时滞、且同时具有非匹配不确定项的一类对象模型，采用状态变换法把原系统转化成为一个无时滞系统，并应用滑模控制的方法设计了控制器。
The state transformation is used to convert a system with uncertain and unmatched input time-delay into a delay-free one, with a sliding mode controller designed.
取其中的一片物料作为研究对象，分别建立了一维状态的热量质量传递数学模型。
One dimensional heat and mass transfer models were established from one piece of waste from each media respectively.
通常，模型对象会检索模型状态并将其存储在数据库中。
Often, model objects retrieve and store model state in a database.
利用面向对象技术将模型划分为时间对象类、空间对象类、事件对象类、状态对象类。
This model is divided into time class, space class, event class and state class by using object-oriented technology.
分析工艺资源的结构、能力、状态和建模过程，应用面向对象方法构建了工艺资源模型、工艺资源与工艺过程设计的关系模型。
The structure, capacity, status and modeling process of process resource are analyzed, by adopting the Object-Oriented method, the process resource model and relationship model are established.
文中给出了高层概念的操作知识表示模型，提出了基于约束对象状态映射和操作规程约束满足的条件下设备操作仿真技术。
Based on the application characteristics, the definition, conception, set, and the restraints of the objects on UCard are presented, and the object restriction chart is given.
在算法的状态估计阶段，采用混合系统粒子滤波和二元估计算法同时估计对象系统故障演化模型混合状态和未知参数的后验分布。
For state estimation of hybrid system with unknown transition probabilities, an adaptive estimation algorithm is proposed based on Monte Carlo particle filtering.
本研究突破了完全模型跟踪条件的苛刻限制，能确保被控对象的输出等关键状态稳态无误差地跟踪参考模型，复现系统的指今输入。
Then, the maximum matching degree that a PMFC system can achieve is also proved. All the work above breaks through the strict confinements of the perfect model following condition…
本研究突破了完全模型跟踪条件的苛刻限制，能确保被控对象的输出等关键状态稳态无误差地跟踪参考模型，复现系统的指今输入。
Then, the maximum matching degree that a PMFC system can achieve is also proved. All the work above breaks through the strict confinements of the perfect model following condition…
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