灰口铸铁中含有大量的片状石墨，极易切削，常用来制作厚壁件。

Ash iron casting contain a lot of flake graphite, extremely easy cutting, commonly used to make a thick wall.

youdao

灰口铸铁中含有大量的片状石墨，极易切削，常用来制作厚壁件。

Ash iron casting contain a lot of flake graphite, extremely easy cutting, commonly used to make a thick wall.

youdao