目的讨论正常者与错者在下颌极限运动时、咀嚼运动及磨牙时，髁突在矢状向与水平向移动的运动轨迹。
Objective To discuss the movement path of condylar limit movement in sagittal plane and horizontal plane between the normal occlusion and malocclusion.
然后用相平面法分析滑块的运动规律，并确定爬行运动的相轨迹——极限环。
Then the slider motion is analyzed by the state-plane method. A limit circle which can describe the path of the creeping motion is found out.
提出应力屈服条件的应变屈服轨迹，给出了复合胀形极限成形系数的解法；
The strain yield locus of the stress yield criterion was advanced and the strain ellipse method for calculating the limit bulging coefficient was given.
结果表明，在某些约束条件下，所有系统轨迹最终进入并停留在某一特定区域，而且趋于极限环。
It shows that under some constraints all system trajectories will eventually enter and remain in a specific region, and tend to the considered limit cycle.
根据成形极限图和规定最大回弹超差量来调整变形模式，找到优化的变形模式和拉弯轨迹。
Deformation mode is adjusted according to forming limit diagram (FLD) and maximum springback error, so the optimized one can be found, which in turn optimizes the stretch bending trajectory.
主要研究x的非空子集的轨迹的拓扑极限。
We mainly discuss topological limit of trajectories of non-empty subsets of X.
这一模型可以用来仿真驾驶员在操纵汽车的过程中，根据前方道路交通的可行区域，决策汽车未来期望走行轨迹的控制行为特性，并可描述驾驶安全程度、驾驶员体能极限等诸多指标。
The model can simulate the driver′s control behavior of deciding the vehicle preview course in the process of driver′s handling the vehicle, based on the feasible region of front road.
这一模型可以用来仿真驾驶员在操纵汽车的过程中，根据前方道路交通的可行区域，决策汽车未来期望走行轨迹的控制行为特性，并可描述驾驶安全程度、驾驶员体能极限等诸多指标。
The model can simulate the driver′s control behavior of deciding the vehicle preview course in the process of driver′s handling the vehicle, based on the feasible region of front road.
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