Model constraints are constraints that restrict models and their elements, further elaborating the intentions of the modeler.
模型约束是限制模型及其元素的约束，并进一步精化建模者的意图。
This security model allows administrators to restrict access to trusted origins in a very flexible way.
该安全性模型允许管理员以一种非常灵活的方式，来限制对受信任站点的访问。
The goal of this tutorial is to add textual constraints in OCL to restrict undesired instances of the model, and thus reach higher levels of maturity (See the Resources [1] section for more details).
本教程的目的是添加ocl的文本约束条件来限制模型的非期望的实例，并且因而达到更高的成熟级别(参见参考资料[1]，了解更多详情)。
What I mean by this: What happens if we wanted to restrict our shapes model to only allow one connection per model element?
这句话的含义是：如果我们要限定图形化模型，只许与每个模型元素有一个连接会怎样？
Data modelers might argue that if you want the model to have more data, grow the model, then create schemas as a by-product-in effect, create a bigger model and restrict down as needed.
数据建模人员也许认为如果想让模型包含更多数据、扩展模型，那么可以根据产品创建模式—实际上，在需要时创建更大的模型并减少限制。
All three techniques can be used in the same website; there is no need to restrict yourself to only one model.
以上的三种技术可以在同一网站的开发中使用；开发人员没有必要将自己局限于某一种开发模型。
As for script number which restrict calligraph , the model also does well.
在对限制书写的手写体数字而言，该模型同样行之有效。
Secondly, the theory base and mathematic model was introduced along with the corresponding heuristic algorithms of the Multi-Restrict Airline Schedule Optimizat.
其次介绍了“多元受限的航班时刻优化模型”的理论基础、数学模型、相应的启发式算法。
This algorithm has a simple model, low complexity, rapid convergence and no restrict on the shapes of obstacles.
该算法的一个简单的模型，低复杂度，收敛速度快和障碍物的形状没有限制。
During the modulation, a theorem deduced from the texture features and energy modulation model is employed to restrict the modified magnitude of coefficients.
在能量调制过程中，系数的修改幅度由图像纹理特征和能量调制模型来控制。
Secondly, the theory base and mathematic model was introduced along with the corresponding heuristic algorithms of the Multi-Restrict Airline Schedule Optimization Model.
其次介绍了“多元受限的航班时刻优化模型”的理论基础、数学模型、相应的启发式算法。
It presents the causes of the normal-model noise and common-model noise of the switching mode power supply and methods to restrict the noises.
介绍开关电源的常态噪声和共态噪声产生的原因，以及几种抑制噪声的方法。
The utility model can efficiently restrict the deflection of the crankshaft, so as to improve the performance of the rotor compressor.
本实用新型能够有效约束曲轴的挠动，使转子压缩机性能得到改善。
Based on multi-restrict constraints, a collaborative optimization model of capacity utilization and flow assignment was proposed.
为充分利用机场终端区系统容量，减少航班延误，协同优化进离场容量利用和流量分配策略。
Based on multi-restrict constraints, a collaborative optimization model of capacity utilization and flow assignment was proposed.
为充分利用机场终端区系统容量，减少航班延误，协同优化进离场容量利用和流量分配策略。
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