Introduces the basic principle of auxiliary design on axially-symmetric spare part with computer and tells the content of computer software as well as its program method and its stage.
本文介绍了轴对称零件计算机辅助设计的基本原理和计算机软件的内容及软件的设计方法、步骤。
It is an important stage between the preceding and the following or railway yard design during the process of construction and reconstruction of railway basic facilities.
铁路站场设计在铁路基础设施建设及改造设计过程中是一个承前启后的重要环节。
In accordance with the basic thinking of design methodology the author tries to push CAD technology to the initial stage of designing-plan stage.
本文按照设计方法学的基本思想，试图将计算机应用推向设计的方案设计阶段。
The basic principle of placement design was established to appraise the placement of the cell-phone keyboard, thus offer guidance on the initial stage of design.
利用这一原则，既可以对手机键盘进行布局设计的后期评价，也可以在设计初期为手机整体布局设计提供指导性帮助。
The basic principle of placement design was established to appraise the placement of the cell-phone keyboard, thus offer guidance on the initial stage of design.
利用这一原则，既可以对手机键盘进行布局设计的后期评价，也可以在设计初期为手机整体布局设计提供指导性帮助。
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