烧结

The advantages of vacuum sintering and hot isostatic pressing and spark plasma sintering are summarized.

总结了真空烧结+热等静压处理和放电等离子烧结的特点。

Such factors as the amount of phosphoric acid and meltable additives and the agglomeration crafts including the highest temperature, the time of heat preservation at the temperature, and the velocity of temperature rising and falling were individually researched. Moreover, the relationship of them was systematically studied.

考察了磷酸用量、助熔剂用量、烧结工艺(包括烧结温度、保温时间、升温速度及降温速度)等因素对材料性能的影响，并系统地考察了这些因素的相互关联性，获得了制各本体材料的优化方案。

Through micropolariscope study on normal clinker ,overburning clinker and underburnt clinker from vertical kiln of a Shaanxi's cement factory,this paper disclosures the relationship between clinker's fine texture and technological conditions.

以陕西某水泥厂立窑熟料为研究对象，利用偏光显微镜对水泥正常熟料、过烧和欠烧熟料进行了显微结构分析，揭示了水泥熟料显微结构与烧结过程中室内温度、通风、氧分布等烧结工艺的关系。

The results obtained from the mineragraphy analysis of sintering agglomerates indicate that with 0.03%HPL added, the gas holes of agglomerate becomes smaller so that its strengthen can be improved significantly, and the content of calcium ferrite of good reducibility is increased by 8%-10%.

据矿相分析结果表明，添加0.03％HPL后，烧结矿起气孔变小，使烧结矿强度提高1％左右，并使还原性好的铁酸钙含量增加8％～10％，这有利于高炉冶炼。

The molybdic acid aggregates with diameter of 1--2μm and length of several decades-micron can be obtained by the reaction of higher-concentration ammonium molybdate with HNO3 in a coexisting HAc or CTAB solution, repectively.

较高浓度的钼酸铵分别在醋酸和CTAB调节下与硝酸反应均可制备直径为1~2μm，长为数十微米的细长晶须，经过500~600℃烧结后则相应变为纳米级片状和颗粒状α-MoO3粉体；低浓度的钼酸铵在CTAB调节下与盐酸反应可制备不规则的晶体棒，经过烧结后得到颗粒状α-MoO3粉体。

The experiment results showed that MnO〓 and TiO〓 could accelerate the sintering reaction of the NiFe〓O〓 spinel, improve the density and the intensity of the spinel ceramic, and drop the sintering temperature as well.

研究结果表明，添加MnO〓和TiO〓可以促进尖晶石陶瓷相的烧结，提高尖晶石的密度和强度，降低烧结温度。

With the addition of 0.5％ tetraethyl orthosilicate as the sintering aid, transparent Nd:YAG ceramics were fabricated by vacuum sintering at 1500℃~1700℃ for 5h.

加入0.5％的正硅酸乙酯作为烧结添加剂后，前驱粉料经1500℃~1700℃真空热压烧结5h得到具有一定透明度的掺钕钇铝石榴石多晶陶瓷。

Pressureless sintering of Si_3N_4 with Al_2O_3 and Y_2O_3 as sintering aids at temperature of1740～1780℃ has been studied.

本文研究了 1740～1780℃范围内以Al_2O_3-Y_2O_3 为烧结助剂的 Si_3N_4 的无压烧结性能。

The pressureless sintering process adding Y 2O 3 and Y 2O 3+La 2O 3 as sintering aids was studied.

研究了以Y2 O3 和Y2 O3 +La2 O3 为烧结助剂的Sialon陶瓷的常压烧结过程及其相结构。

After Pressureless Sintering the densification behaviour of the SiC-based powder mixtures was observed to be markedly dependent not only on the type and amount of sintering aids used, but also on the crystal structure of the SiC powder.

经过常压烧结致密化行为的碳化硅基粉末混合物被观察到明显不仅仅取决于类型和数量烧结助剂使用，而且也影响到晶体结构的碳化硅粉末。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。