Through a large number of information inquiry, a large number of science resources utilization and STS approach design material have been obtained.
通过大量的资料查询，研究者获取了有关于科普场馆资源利用、STS教学设计的资料。
The second part, the part layout diagram design, complete material utilization calculations.
第二部分，对零件排样图的设计，完成了材料利用率的计算。
Pass, line up the design of the kind diagram to the spare parts, complete the calculation of the material utilization.
通过，对零件排样图的设计，完成了材料利用率的计算。
This paper introduces this system with emphasis the principle of design and the structure. Thus will provide the successful experience for the next similar material utilization.
本文重点介绍此系统的设计原则及构造，从而为今后同类材料的运用提供借鉴。
The key of improving punching accuracy and utilization ratio of material will be proper selection and design of positioning system and devices of feeding of punching die.
正确选择与合理设计冲模送进条(带)料及半成品的定位机构与装置是提高冲压精度和材料利用率的关键环节。
Through the design optimization, the connection type of arch bases was changed from hinge to rigid and the material utilization was enhanced effectively.
通过设计优化，将大拱柱脚的连接方式由铰接改为刚接，并有效地提高了材料利用率。
Through the design optimization, the connection type of arch bases was changed from hinge to rigid and the material utilization was enhanced effectively.
通过设计优化，将大拱柱脚的连接方式由铰接改为刚接，并有效地提高了材料利用率。
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