烧结

The results show that AlN ceramics sintered by nano-additive have a better sintering activity and higher thermal diffusibility .

结果表明：纳米级添加剂Y2O3-Dy2O3能更好地提高AlN陶瓷的烧结活性，热扩散率也更高。

Both theoretical and experimental results show that compaction properties and heating rates do not alter this linear relation, but influence the slope of the linear relation, and therefore it is concluded that large dihedral angle, high green density, narrow particle and pore size distributions are beneficial to the achievement of the grain size-density trajectory with promoted densification and minimized grain growth.

理论分析和实验结果表明，成型体性质不改变这一线性关系，但可以改变直线的斜率，而升温速率对直线斜率的影响不大。较大的二面角、较高的素坯密度、较窄的颗粒和气孔尺寸分布有利于获得较小的晶粒生长和较高的烧结密度。

The optical dilatometer allows operators to measure absolute thermal expansion or sintering behavior in a single test.

光学膨胀剂使操作者能够在单个试验中测量绝对热膨胀或烧结行为。

The effect of different content of disperser in the slurry to spray dried powder properties and liquid sinter process to metallurgical bonding of Cr3C2 and NiCr alloy was studied in this paper.

实验研究了不同分散剂含量对喷雾干燥制备Cr3C2–25%NiCr复合粉末性能的影响，液相烧结工艺对Cr3C2与NiCr合金相之间冶金化结合状态的影响。

Ni. In addition, the diffuse distance of Ni in BaTiO3 matrix also depends on the oxygen partial pressure in the sintering atmosphere.

另外，镍在钛酸钡的扩散距离系与烧结氧分压有关。

Therefore, the particle size distribution is an important parameter on the properties of sintered wick.

因此，粒径分布对烧结多孔体的特性而言，是一项重要的参数。

Using a simple analytical model equilibrium, the dependence of tokamak edge safetyf actor qedge which can be understood as q~ for a limiter device or q95 for a divertor device, and the shear value are calculated and compared with the ITR~recommended formula.

重点讨论了适合于磁约束核聚变实验装置第一壁上W／Cu复合材料连接的几种方法：电子束焊、钎焊、热等静压连接、烧结熔渗法、等离子体喷涂法，并列举了第一壁材料与热沉材料成功连接时电子束辐照热负荷实验的情况。

The applied coating techniques of photoelectrode are doctor blade and sprinkling. The influence heating temperature and duration as well as transmittance of the photoelectrode were discussed in this work.

光电极制作技术主要有涂布法与喷雾法两种，而探讨的问题有烧结温度与时间，还有多孔膜之透光率等对光电转换效率的影响。

This invention discloses a preparation method for anti-corrosion rare earth magnet material characterizing that it takes the optimized grain-boundary phase design as the starting point on the basis of a dual alloy method to select Nd base alloy with high crystal forming ability as the assist alloy and reduces the temperature of the press mold blank in a quartz container to room temperature from over grain-boundary phase melting point with the water extraction way to get enough cooling rate and guarantee the non-grain-boundary phase, compared with the material of the same composition prepared by ordinary method, the weightlessness of this invented material reduces over 30% after testing the weightlessness of the material by laying it for 96 hours under 121deg.C, 2 atmosphere and 100% humid environment to show the advanced performance of anti-corrosion.

本发明公开了一种耐腐蚀稀土永磁材料的制备方法，其特征是它在双合金法制备工艺的基础上，以优化晶界相设计为出发点，选取具有较高非晶形成能力的Nd基合金为辅合金，并在烧结回火时将置于耐高温石英容器中的压型坯件，从晶界相熔点以上以水淬冷却的方式降温至室温，以达到足够的冷却速率，确保得到非晶晶界相，根据本发明制得的耐腐蚀稀土永磁材料，通过测量在121℃、2个大气压以及100％湿度环境下放置96小时后材料的失重情况，结果显示本发明得到的材料与常规方法制备的相同成分的稀土永磁材料相比失重减少了30％以上，充分证明其具备了更优越的耐腐蚀性能。可广泛应用于电子、汽车、计算机、电力、机械、能源、环保、国防、医疗器械等领域。

We used XRD, EDS and other methods to study different samples.

并采用X射线衍射仪、场发射扫描电子显微镜等方法对不同烧结温度的羟基磷灰石靶材进行检测研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。