Alongwith the popularizing of new technology of steel-making in steel industry, using metal magnesium powder to decoke has become a support of great or medium steel works developing.

 
  • 随着炼钢新技术在钢铁行业的推广,运用金属镁粉脱硫成为大、中型钢厂再发展的一个支撑。
今日热词
目录 附录 查词历史