通过对该结构的后序遍历，自动生成装配序列，能有效地描述装配体。
An assembly sequence can be automatically generated by implementing the postorder traversal to this model.
拆卸方向的自动生成是拆卸分析中的重要问题，它仅依赖装配体的配合面。
The automatic creation of disassembly direction is key problem of disassembly analysis, depended on the fitting surface of assembly parts.
然后，利用装配知识判定子装配体的装配优先约束关系，提高由装配结构树生成装配工艺APS树的效率。
Then, the preferential constraint relation of sub-assembly is judged by matching assembly knowledge. The algorithm efficiency of generating assembly process APS-tree is improved.
为了解决复杂装配体装配序列生成与优化问题，首先建立装配体的有向关联图，生成对应的关联矩阵。
In order to solve the problem of generating and optimizing the assembly sequences of a complex assembly, the oriented-mating graph model of the assembly and the related mating matrix are created.
利用产品功能结构树和零部件的信息，采用基于装配关系图分割的几何推理和基于规则的知识推理的方法来简化工艺子装配体的识别，以此生成装配结构树。
Meanwhile, based on the information of the function structural tree and its parts of the production, the sub-assembly was judged by dividing the assembly relation graph and matching the rule.
结合旋转导向钻井工具的结构特征，详细论述了对这种工具进行参数化设计的总体方案设计和设计过程，其中包括零件设计、装配体设计和工程图生成。
Then it presents the overall conceptual design and design procedure of the tool combined with its design feature, including component parts design, assembly design and schedule drawing forming.
结合旋转导向钻井工具的结构特征，详细论述了对这种工具进行参数化设计的总体方案设计和设计过程，其中包括零件设计、装配体设计和工程图生成。
Then it presents the overall conceptual design and design procedure of the tool combined with its design feature, including component parts design, assembly design and schedule drawing forming.
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