Concurrent Engineering; Concurrent Product Development; Proce Management; Design Structure Matrix; Product Model.
并行工程；产品并行开发；过程管理；设计结构矩阵；产品模型。
In this paper, we will introduce the structure, principle, hardware and software design of the digital matrix touch screen.
本文介绍数字矩阵触摸屏的结构、原理、硬件接口和软件设计。
It is important to calculate the impedance matrix of foundations in dynamic foundation design and the substructure analysis of the soil-structure interaction.
动力基础设计以及土-结构动力相互作用子结构分析方法中，确定基础阻抗函数是关键环节。
The design method of faceplate oblique edge blanking die, die structure, punch structure and matrix structure were introduced in detail.
介绍了硅钢片硬质合金复合冲模与凸模、凹模、凸凹模等的制造方法。
The design method of faceplate oblique edge blanking die, die structure, punch structure and matrix structure were introduced in detail.
介绍了硅钢片硬质合金复合冲模与凸模、凹模、凸凹模等的制造方法。
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