The experiments have shown that the technology of oxidation degradation with nitric acid and sulfoxidation with sodiumsulphite to produce water-reducer of cement with decomposed coal is available.
大量实验证明以风化煤为原料采用硝酸氧化降解后再磺化的方法生产混凝土减水剂的工艺是合理的。
2
The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate for the preparation of DMC/AM/AA terpolymers.
结果表明，过硫酸铵-亚硫酸氢钠引发体系最适宜于DMC／AM／AA三元共聚物的制备。
3
The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate …