The combined effect of natural zeolite and fly ash on alkali-silica reaction (ASR) of concrete was studied with natural alkali-reactive aggregate and quartz glass aggregate respectively.
用天然活性骨料和石英玻璃骨料研究了粉煤灰与沸石的复合对碱-硅酸反应(asr)的影响。
2
HPMC is prepared when a purified form of cellulose is reacted with sodium hydroxide solution to produce a swollen alkali cellulose that is chemically more reactive than untreated cellulose.