查询词典 alumina

Ache with tristearin, sodium or nitrify cotton is coagulating agent, adopt the legal system of two steps Bei technology, in 65 ℃ respond , shell mellow wine: tristearin acid: the best proportion of the sodium of sodium hydroxide is 91: 6.5: 1, compound with two methods solid shell mellow wine, at the same time join stabilizing agent , eliminate smoke dose , restrain volatilizer and fireworks modifier etc., is as hydration alumina eliminate smoke dose, raise the integral performance of solid shell pure fuel.

以硬脂酸钠或硝化棉为凝固剂，采用两步法制备工艺，在65℃时进行反应，甲醇：硬脂酸：氢氧化钠钠的最佳比例为91：6.5：1，用两种方法配制出的固体甲醇，同时加入稳定剂、消烟剂、抑制挥发剂、焰火改性剂等，如水合氧化铝作为消烟剂，来提高固体甲醇燃料的综合性能。

One such crystal is the ruby, which contains trivalent chromium ions dispersed in a matrix of alumina

这样的晶体有一种叫"红宝石"，它包含的三价铬离子弥散在氧化铝的基体中。

China's ability to source alumina-carrying ores, twinned with the ability to commission new and relatively inexpensive power stations on time, has fundamentally altered the dynamics of the global aluminum sector.

中国既已具备开拓新的氧化铝矿的能力，同时也具备按时交付建设新的且相对便宜的发电站的费用的能力，进而从根本上改变了全球铝业的态势。

We believe this unachievable,especially since alumina tightness is nearly over.

但随着氧化铝紧张态势的缓解，这种可能性越来越小

It indicated that L value of the infiltrated alumina ceramic would be reduced by applying veneering ceramic.

临床比色板较技工比色板明度范围约低9～12，提示这一差别主要是由渗透铝瓷上的饰瓷材料来消除的。

This study attempts to make a solution on how to match the color between glass infiltrating alumina core ceramic and the Vitadur Alpha veneering ceramic.

本研究在已经取得的高强度牙科CAD／CAM用多孔氧化铝材料的研究成果基础上，重点解决玻璃渗透铝瓷着色的问题。

It could be concluded that excellent color compatibility exists between alumina core ceramic infiltrated by No. 1～No. 4 glass powder and the Vitadur Alpha veneering ceramic.

实验证明，自行独立研制的4种具有特定颜色的玻璃粉能够有效地配合Vitadur Alpha饰面瓷完成对自然牙颜色的复现，使牙科CAD／CAM用玻璃渗透氧化铝陶瓷的整体性能达到了临床应用水平。

Objective:Compared with the porcelain-fused metal restorations,the study is to evaluate the alteration of color on CAD/CAM alumina glass-infiltrated composite with different color Vita α veneering porcelain,helping the color-selecting and color-matching in clinical practice.

目的：分析不同颜色Vita Alpha饰面瓷对CAD/CAM(计算机辅助设计和计算机辅助制造)氧化铝渗透陶瓷颜色的影响，并与对应的金瓷修复体相比较，为临床选色、配色提供依据。

Veneering porcelain ; alumina glass-infiltrated composite ; color ; porcelain-fused metal restorations ; CAD/CAM

饰面瓷；氧化铝渗透陶瓷；颜色；金瓷修复体； CAD/CAM

This company has the abilities to develop new product and high technology in the ceramics, its products cover wearproof clean alumina ceramics of 95per cent.

我厂具有独立开发新产品及高新陶瓷技术的能力。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48