silica fume
英
美
- 硅灰
双语例句
- The analysis indicates that micropacking silica fume works to the density and relative density of RPC, and its pozzolanic effect helps the strength of RPC.
硅灰的微填充效应有利于提高活性粉末混凝土的密度和相对密度，而火山灰效应有利于提高其强度。 - Airflow membrane-forming treatment with aluminium chloride as membraneforming agent was carried out after pretreatment of silica grey powder.
论述先对硅灰石粉进行预处理，然后用三氧化铝等包膜剂对其进行气流包膜处理。
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