olivine sand
常见例句
- In order to solve the surface chemical scab phenomenon of the high manganese steel casting, the method that replacing quartz sand with magnesium olivine sand was put forward in this paper.
介绍了为解决高锰钢铸件的表面化学粘砂现象，结合生产实际，提出将铸件原砂由石英砂改为镁橄榄石砂。 返回 olivine sand