Matter element system model of products is given, which is propitious to representation in computer.

文章提出利于计算机表示的产品物元系统模型、产品软硬模型、产品结构模型。

youdao

Matter element system model of products is given, which is propitious to representation in computer.

文章提出利于计算机表示的产品物元系统模型、产品软硬模型、产品结构模型。

youdao