| 1. | Adopts precision seamless ball and lead screw for movements along x , y axis
轴运动采用精密级无间隙滚珠丝杠传动。 |
| 2. | Centrifugal , mixed flow and axial pumps - code for hydraulic performance tests - precision class
离心泵混流泵和轴流泵水力性能试验规范精密级 |
| 3. | Centrifugal , mixed flow and axial pumps - code for hydraulic performance tests - precision class
离心式混流轴向泵.液压性能试验规程.精密级 |
| 4. | Be over 3 years ' experience at tooling building or maintenance position in high precision progressive die field
3年以上在高精密级进模行业内，模具制造，维护的工作经验。 |
| 5. | Centrifugal , mixed flow and axial pumps - code for hydraulic performance tests - precision class iso 5198 : 1987 ; german version en iso 5198 : 1998
离心泵混流泵和轴流泵.液压性能试验规范.精密级 |
| 6. | Chapter 7 is the overall summary of this dissertation . in this chapter , the achievements and some aspects for future work are presented
第七章是全文的总结，本章从设计、使用方面讨论本系统产品模型建立与工艺设计的特点；并对精密级进模cad系统开发进行展望。 |
| 7. | The traits of progressive die for ic lead frame have been introduced with emphasis on the ironing stage in layout design and stripping micro - adjustment , safety setup of the structure
摘要绍了ic引线框架级进冲模的特点并著重讲述了其排样设计中的整形工位和模具结构中的卸料、微调和安全机构，可供精密级进冲模设计参考。 |
| 8. | We adopt cad design for product development , and processing center and precise mechanical processing for mould making , these can make sure that the forged products can reach the national standard in precision
产品设计采用cad技术，模具制造采用加工中心和精密的机械加工工艺相结合，能保证锻件产品达到国家标准精密级水平。 |
| 9. | For example : 1 . prolonging compensation lead of precision grade connecting with k dividing code thermocouple , owning pvc insulation and sheath multi - strand conductor shield knited by tinning copper thread
例： 1 .与k分度号热电偶连接的延长型精密级补偿导师线最高使用温度105聚氯乙烯绝缘和护套，多股绞合导体，镀锡铜线编织屏蔽。 |
| 10. | In order to improve the efficiency of progressive die design , this dissertation offers the research on the development of ppdcs ( cad system for precision progressive die ) based on solidworks . it focuses on the characteristics of process design and the realization of interactive design , and also covers feature - based product modeling and top - down structure designing
本论文以提高模具企业的设计效率为目的，综合研究了基于solidworks的精密级进模cad系统ppdcs的开发，重点分析了系统的工艺设计特点与交互式工艺设计的实现方法，同时对级进模cad系统基于特征的产品模型与“自顶向下”的结构设计进行了探讨。 |
