美国石灰和石膏产品制造集团。
Lime and Gypsum Product Manufacturing Industry Group in the U. s.
磷石膏可以用在不怎么讲究色泽的产品中，象墙板和水泥。
Phosphogypsum can be used in products for which color is not so important, as in wallboard and cement.
公司生产和销售水泥、预拌混凝土、石膏墙板、集料、沥青和相关的产品及服务。
We produce and sell cement, ready-mixed concrete, gypsum wallboard, aggregates, asphalt, and related products and services.
应用推荐