PTC, an engineering services company, acquired the rights to MathCAD in 2006.

PTC是一家工程设施公司，于2006年收购了MathCAD的股权。

youdao

PTC, an engineering services company, acquired the rights to MathCAD in 2006.

PTC是一家工程设施公司，于2006年收购了MathCAD的股权。

youdao