Any of various artificially produced substances resembling pozzuolana ash.
类似的人造白榴火山灰任何人工制造的，相似于白榴火山灰的物质。
2
This paper probes into filling and pozzuolana effects of fine silicon powder, analyzes its influence on concrete properties and application in concrete engineering.
对微硅粉的填充效应和火山灰效应做了探讨，分析了微硅粉对混凝土性能的影响和在混凝土工程中的应用。
3
This paper probes into filling and pozzuolana effects of fine silicon pow - der, analyzes its influence on concrete properties and application in concrete engineer...