建立钻屑冲蚀的数学模型，从数学角度表达出了冲蚀磨损量与冲蚀影响因素间的关系。

Build erosive wear mode of drilling stem. From the view of mathematics, express the relationship between erosive wear quality and major erosion factors.

youdao

建立钻屑冲蚀的数学模型，从数学角度表达出了冲蚀磨损量与冲蚀影响因素间的关系。

Build erosive wear mode of drilling stem. From the view of mathematics, express the relationship between erosive wear quality and major erosion factors.

youdao