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All SIGMA boards are autoclaved to become stable product.
所有的sigma板经热压处理从而成为稳定产品。
Experiments showed that modified gypsums can improve the strength of fly ash autoclaved silicate products.
实验结果显示，改性后的石膏可提高粉煤灰蒸压硅酸盐制品的强度。
The autoclaved products made of steel slag mixed with pyrite tailing, pyrite tailing and lime or gypsum respectively were studied.
用硫铁尾矿、硫铁尾矿和石灰、硫铁尾矿和石膏分别与低碱度钢渣复掺配制蒸压制品。
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