目的:探讨预烧结工艺及粉体粒度对口腔再生氧化锆性能的影响。方法:将口腔再生氧化锆粉体筛分为大颗粒（粉体粒度>50 μm且≤125 μm......

WC-Co alloys have enjoyed great practical significance owing to their excellent properties during the past decades. Desp......

根据国家标准对海工水泥原材料组成的要求，本文以粉煤灰、矿粉、硅灰为混合材与硅酸盐水泥熟料、石膏复合。通过水泥砂浆物理性能试......