volcano ash effect是什么意思 volcano ash effect怎么读
volcano ash effect的用法和样例
- The impact on the pozzolanic effect by the fineness of superfine slag powder is changed with content.
掺量不同，火山灰效应受矿渣微粉细度的影响也不同。 - 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。
展开更多
