This paper discussed the different influences of dry pressing on the densification of special ceramics.

The densification, microstructure and hardness of molybdenum prepared by spark plasma sintering ( SPS ) were investigated.

研究了放电等离子烧结 ( SPS ) 钼的致密化 、 组织和硬度.

The influencing factors and densification mechanism of iron-based high temperature alloy powder by pressing were investigated.

研究铁 基高温合金 粉末模压成形致密化过程中的影响因素和作用机理.

The densification of said composite started at 1750 and ended at 1830 ℃.

结果表明,材料的致密化开始于1750℃,1830℃完全致密.

Comparing with ammonia and vacuum atmosphere, H 2 atmosphere was highly advantageous to densification of compounds.

烧结气氛选择对化学镀铜粉末具有较大的影响.H_2气氛烧结较真空和氨气氛对复合材料的致密化更为有利.

This is because nano-silica can accelerate the sintering process and promote the densification of corundum castable.

这是由于纳米二氧化矽能够促进刚玉浇注料的烧结,使结构致密化所致.

Densification mechanism of metal powder sintered with selective laser was studied.

分析了金属粉末激光选区烧结成形过程致密化机制.

Reliability is poor and precision is not high while using traditional differential pressure densimeter.

传统的泥浆池差压式密度计可靠性差,精度不高.

In contrast , densimeter while drilling can overcome those defects by getting continuous and objective data.

而随钻密度仪则能够有效地克服以上缺陷,其数据连续可靠,客观性也非常强.

Hypersonic wind tunnels operating at very low densities were developed starting in about 1960.

低密度超音速风洞大约开始发展于1960年.

The larvae densities are declining with rice growing coverage.

随着水稻的生长,遮盖度增加,幼虫密度下降.

Two side thyroid gland appearance, densities such as often.

两侧甲状腺形态 、 密度如常.

The range of densities of interest is about 3.5.

有用的密度范围为3.5左右.

Water, coal measures and salt have densities markedly different from other earth materials.

水 、 煤和盐的密度与其它介质有很大的差别.

Densities presumably can be probed by radar.

利用雷达也许还能探测出气体的密度.

Granulomatous disease by chest radiograph can appear as reticulonodular densities.

肉芽肿疾病胸片显示网点状致密阴影.

High population densities are putting enormous stress on the environment.

高密度的人口使环境难堪重荷.

Are there new states of matter at ultrahigh temperatures and densities?

超高温和密度之下是否有新的物质形态?

Finally, the positive column is reached where electrons and ions have equal densities.

最后到达的区域是正柱区,这里,电子和离子具有相等的密度.

Instead, fracture densities increase in the vicinity of faults or shear zones.

相反, 裂缝密度在断层和剪切带附近增加.

In this definition, the contrast is given by the ratio of two light densities.

对比度定义为两个光密度之比.