The virtual prototype model of indexing cam-roller chain drive system of die-cutting machine is constructed in the computer environment based on multi-body dynamics theory.
应用多体动力学理论，建立了包含分度凸轮-链系统的模切机步进系统虚拟样机模型。
In the computer aided indexing system for the CCDOC (Chinese Chemical Document)database, we introduced an automatic indexing method, in order to further increase the speed and the quality of indexing.
在微机辅助文献标引系统中引入了自动标引方法，进一步提高了标引的速度和质量。
In the computer aided indexing system for the CCDOC (Chinese Chemical Document)database, we introduced an automatic indexing method, in order to further increase the speed and the quality of indexing.
在微机辅助文献标引系统中引入了自动标引方法，进一步提高了标引的速度和质量。
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