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喯料的_度l成寚w着性和耐用性都有很大媄响。细_度能改善粘附性能、可塑性好、喷补料附着率高Q但补热?喯时用水量较大使材料体U密度低、气孔率高、抗剥落性差且耐R蚀性不好;_颗_可使喷补层E_、喷补料密度高、耐用性好늂出钢口修补料Q但_颗_过多时hҎc回弹率高、损耗大Q严重时影响喯效率Q用效果也不理惟?
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