This paper analyses the characters of double two high wire mill in China and put forward the design methob and program frame drawing of CARD of this mill.

分析了我国复二重式线材轧机的特点，提出了针对该轧机特点的计算机辅助孔型设计的设计思想、程序框图等。

youdao

Can be divided into single, double two, beautifully designed, easy to adjust flexibly, according to the size of the book put the level of that, color can also be based on demand.

可分为单面、双面两种，设计美观，调节方便灵活，可根据所放图书的大小而定层次的高低，色泽也可以根据需求而定。

youdao

Can be divided into single, double two, beautifully designed, easy to adjust flexibly, according to the size of the book put the level of that, color can also be based on demand.

可分为单面、双面两种，设计美观，调节方便灵活，可根据所放图书的大小而定层次的高低，色泽也可以根据需求而定。

youdao