长期以来，在仪器仪表的开发过程中，其结构造型设计往往落后于其功能设计，成为缩短仪器仪表设计周期的瓶颈。
For a long time, in the procedure of designing instruments, the design of structures and modeling often lags behind the design of function.
大幅度地减少了人机交互时间，解决了高速列车流线型结构实体造型过程中设计周期过长的问题。
The time spent on human computer interaction is greatly reduced during the design process, as a results the problem on how to shorten the long period of structure design is largely solved.
与传统的车身造型设计方法相比，该方法提高了工作效率，缩短了新产品的开发周期。
Compared with traditional automobile body design method, the method enhanced working efficiency and reduced new product development cycle.
利用此方法，可以快速制造熔模铸造型芯，降低小批量生产的周期，使设计、修改、制造同步。
The method studied can be used to make cores rapidly, which could reduce the production cycle of small lot investment casting, and make the design, redesign and making of parts synchronization.
全新造型的XB系列工业冷水机主要适用于塑胶工业，它可以精确的控制塑胶成形模具温度以缩短成型周期，加速产品定形；
New-designed XB series of industrial chillers are capable of controlling precisely the mold temperature in plastic molding process as so to shorten molding cycle and speed product formalization.
对于制造型企业而言，生产周期是一个衡量企业管理水平的重要指标之一，并与企业的竞争力有着直接的关联。
For the manufacture, production cycle time is one of an important indicator of production management level in enterprise, it associates with competitive competence directly.
因此，实现螺杆的造型设计和工程制图的参数化，对于提高设计质量、缩短设计周期、降低设计成本以及实现CAM，是一项非常有现实意义的工作。
Therefore, it is significant to implement parametric 3d solid modeling and engineering drawing for improving quality of design, shortening period of design, reducing cost and realizing CAM.
因此，实现螺杆的造型设计和工程制图的参数化，对于提高设计质量、缩短设计周期、降低设计成本以及实现CAM，是一项非常有现实意义的工作。
Therefore, it is significant to implement parametric 3d solid modeling and engineering drawing for improving quality of design, shortening period of design, reducing cost and realizing CAM.
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