The ground floor is made from a combination of cast in-situ concrete and cement blocks, which have been covered in white plaster.
一楼是由现浇混凝土和水泥块组成，已覆盖着白色的石膏。
This invention USES phosphorus residue, steelmaking slag and calcined plaster as components of the clinker-free white cement.
本发明涉及一种水泥新品种，更确切地说涉及一种磷渣钢渣白水泥及其制备方法。
应用推荐