Considering the heterogeneity of material properties and pavement structure in pavement structure design can make the design be more fit to practical engineering.

在路面结构设计中，综合考虑材料性质、路面结构的不均匀性可使设计更加符合实际工程的要求。

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Material selection, export structure design, and box size design are the key issues and difficulties of Fenzhouxiang millet packaging.

材料选择、倒出口结构设计、盒型尺寸设计是汾州香小米包装的重点与难点。

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A minute exposition of portable retractable guide ruler in its design conception, design drawing, whole structure, material selection, manufacture technology and advantages is fully comprehensioned.

详细阐述了便携式可伸缩校导尺的设计构思并给出其设计图样，介绍了该设计的整体结构、材料选用、制作工艺及优势。

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With the help of advanced computer technology used to design fighter planes, he has been able to calculate structure, curvature, material and cost so accurately that forms impossible to create and build through traditional methods can now be brought in on budget and on time.

WSJ: New Guggenheim: Art and Architecture as One | By Ada Louise Huxtable