表面光滑、多孔状的膨胀珍珠岩独一无二，非常新颖。
The smooth-surfaced vesicular expanded perlite is unique and novel.
颗粒是真正球形的，具有多孔状的结构和狭窄的粒径分布。
Orgasol? particles are virtually spherical, possessing a porous structure and a narrow particle size distribution.
根据本发明，我们向黏性混合物中添加新颖的、表面相对光滑、多孔状的膨胀珍珠岩。
In accordance with our invention we add a novel relatively smooth-surfaced vesicular expanded perlite to the cementitious mixture.
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