使用SEM电镜，对两种材质的衬板及一种材质的叶浆头的磨损面进行了观察分析。

Using SEM, the abraded surface of two kinds of liner plates and one paddle have been investigated.

youdao

使用SEM电镜，对两种材质的衬板及一种材质的叶浆头的磨损面进行了观察分析。

Using SEM, the abraded surface of two kinds of liner plates and one paddle have been investigated.

youdao