The influence of two kinds of grinding aids A and B on flowability, dispersed state of particles and performance of mortars were investigated.

研究了助磨剂对普通硅酸盐水泥的流动性、颗粒分散度及其砂浆性能的影响并对作用机理进行了探讨。

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Silica-supported bismuth molybdate catalysts were prepared by impregnation in a highly dispersed state and by coprecipitation in a largely crystallized state.

分别利用浸渍法和共沉淀法在硅衬底上制备高分散态和大部分结晶态的钼酸铋催化剂。

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For cleanness of waters in our country, it is essential to treat domestic sewage with purification tank under dispersed state, besides sewage treatment plant under centralized state.

为了确保我国水体清洁，生活污水除了集中处理之外，分散式的净化槽系统也是不可缺少的。

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But a local listing with dispersed ownership is plainly the wrong move for some state firms.

ECONOMIST: Asian privatisation

Josephine County's budget was dependent on a federal subsidy program, which dispersed money to offset shrinking timber receipts to 33 counties in the state, he said.

CNN: 911 calls go unanswered in some Oregon counties

An official in the State Oceanic Administration told Chinese official media that heavy winds on Monday had broken up the spill and dispersed it more widely than had previously been reported.

BBC: China oil spill after pipe blast 'worse than thought'