chemical gypsum

基本解释

This article researches means of making gypsum productions with chemical gypsum as material from angles of market and input-output.
本文从市场、投入产出角度，探讨了不同产量的化学石膏生产石膏制品的途径。
Results show that, as the chemical gypsum was used as retarder, the cement properties can meet the requirements of the national standard.
研究结果表明：用化工石膏作缓凝剂，水泥性能符合国家标准规定。
The modification action of heat excitation on the physical properties of the composite binding material prepared with waste chemical gypsum and fly ash is studied in this paper.
本文研究了热激发对化工废石膏—粉煤灰复合胶凝材料物理性能的改性作用。