微硅粉
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Micro Silica Fume 微硅粉
micro-silica fume
micro-silica烟
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The result of the experiments shows that the effects of compound pozzolanic and micro-aggregate have been produced when silica fume and slag were added into concrete together.
试验结果表明：在混凝土中同时掺入硅灰和矿渣可以产生复合火山灰效应和微集料填充效应；
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