It was showed that the porosity size decreases with decreasing powder size.

研究结果表明:孔洞的尺寸随着粉末粒度的下降而减小.

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The hardness, abrasion resistance and oxidation resistance are improved with reducing the powder size of B 4 C.

B4C颗粒越细,材料的硬度越大, 耐磨性越好,抗氧化能力越好.

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The influence of powder size and forming pressure are discussed for the performance of W - Cu composites.

着重研究了粉末粒度与成型压力对钨铜材料烧结致密度的影响.

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Main factors which affect conductivity and natural aging resistance are formula. Technology and Cu powder size.

影响铜粉导电胶导电性能和自然老化性能的主要因素是胶的配方和工艺条件,铜粉粒度.

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Effect of the powder size on electrochemistry performance for AB 5 hydrogen storage alloy was studied.

研究了粉末粒度对AB5型储氢合金电化学性能的影响.

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