查询词典 ceramic engineering

Chapter 3, analysing the comparability between the native original ceramic execution and the ceramic productions of prehistorical archaeological culture.

第三章，比较研究东亚南部土著制陶的特点与史前陶器文化的特点，总结出两者之间的关系。

Ion-exchange treatment can increase fracture resistance of the cerinate hot pressable ceramic crowns, it may help to increase the clinical reliability of Lucite reinforced ceramic dental restorations.

国产陶瓷离子交换处理可增加热压铸瓷冠的抗碎裂载荷。

A brief overview of current development in protonic ceramic membrane fuel cells with high temperature proton-conducting electrolytes is given, which points out that the poor chemical stability of traditional electrolyte materials for the protonic ceramic membrane fuel cell is the main obstacle for their applications.

本文介绍了以高温质子导体为电解质的质子陶瓷膜燃料电池的进展，指出传统质子陶瓷膜燃料电池较差的化学稳定性是阻碍其发展的重要因素。

The oxidation mechanism of Si3N4 ceramic materials had been discussed by studing oxidation behavior and oxidation kinetics of Si3N4 ceramic materials as well as by reoxidation experiment.

采用氧化后再氧化的实验方法，通过对Si3N4陶瓷材料氧化行为的研究和氧化动力学的分析，讨论了Si3N4陶瓷材料的氧化机理。

The influence of ratio of sagger and ceramic weight,the kiln car and ceramic,the leakage air volume in length in heating zone,the productivity of unit volume,outside sruface temperature of kiln crown,outside surface temperature of kiln wall,firing temperature,difference of firing in firing zone,length on firing zone,utlization factor on heat consumption was analyzed.

本文根据陶瓷隧道热工测定结果，分析了匣钵和瓷重比值、窑车和瓷重比值、漏风量、窑炉单位体积的产量、窑顶外表温度、窑体外表面温度、烧成温度、烧成带温差、加热带长度、窑道利用率对热量消耗的影响。

The mian works are as follows:(1)By coprecipitation technique and coprecipitation- gel technique the nano zirconia powder was produced, factors affecting the properties of nano zirconia powder such as pH and the content of stabilizator are analyzed;(2)By the new pressless sintering process, the nano zirconia ceramic was produced, factors which can affecting the properties of nano zirconia sinter body such as moulding press and the sinter temperature are analyzed;(3)By the microtherm pressless sintering process, the nano copper added functional zirconia ceramic composite was produced, microscopic dimensionality and electric properties of such sinter body and the factors affecting such sinter body are analyzed;(4)By the self-invented "external albumen coating" technique the zirconia powder was successfully coated by carbon in the corresponding sinter body, which can help solve the traditional aggregation problem to some degree;(5)Based on analyze the characteristics in the nano powder sinter process, the "three-ball sinter model" was proposed, for the relationship between the relative density and porosity of sinter body, by mathematical fitting, such model was successfully verified.

本研究比较系统地研究了纳米氧化锆陶瓷的合成与成型机理，特别是讨论了纳米氧化锆陶瓷的稳定性，为防止纳米颗粒在外场作用下的团聚和长大提供了理论基础和实验数据，具体工作有以下几方面：(1)采用共沉淀法和共沉淀-凝胶法制备了纳米氧化锆粉体，并分析了pH值和稳定剂含量对粉体性能的影响；(2)采用新型无压烧结工艺制备了纳米氧化锆陶瓷，并分析了成型压力和烧结温度对烧结体性能的影响；(3)采用低温无压烧结工艺制备出添加纳米铜的功能性纳米氧化锆复合陶瓷，并分析了烧结体的微观尺度和电学性能的变化以及影响因素；(4)通过自创的&鸡蛋清外敷法&在真空镀膜台上对纳米氧化锆粉体进行包敷碳颗粒的表面处理，并采用真空烧结工艺制得相应烧结体，初步开始解决陶瓷烧结过程中团聚长大这一传统难题；(5)通过分析纳米颗粒在制备烧结体过程中的实际特点，提出了&三球烧结数学模型&，通过引入坯体相对密度和孔隙率的相对关系分析并通过自行编写的数学拟合软件，验证了这一数学模型。

Since German scientist invented cadmium sulphoselenide -the only pigment that can produce bright red in the ceramic field in 1919, the ceramic experts of China and foreign countries have invested a large number of manpower, material resources and financial resources in attempt to produce the bright red porcelain that people dream of, but they failed.

德国科学家在1919年发明硫硒化镉这种陶瓷领域唯一能产生大红色的颜料以来，中外陶瓷专家投入了大量的人力、物力和财力，试图烧制出人们梦寐以求的大红色瓷器，但都没有成功。

The glass and crystalline glass-solders of Li2O-ZnO-SiO2 system were prepared by conventional melt technology. The various factors effecting on glass ceramics and glass were investigated,which include glass chemical composition and heat-treatment and so on. And then by means of XRD, DTA, IR and SEM, the structure and properties of the glass and glass-ceramic were studied. The coefficient of linear expansion , transform temperature and soft temperature wer measured. And then the factors that effect the mechanical strength of glass-ceramic were discussed and the fluxion property was determined and the crystallization course and mechanism were discussed, which can provide certain therial reference value for practice producing and glass seals to glass, ceramics and metal.

用高温熔融法制备了Li_2O-ZnO-SiO_2系统玻璃及其结晶型玻璃焊料，探讨了各种因素(包括玻璃组成、热处理制度等)对微晶玻璃的结构和性能的影响；利用X射线衍射分析、DTA、红外光谱分析以及扫描电镜等现代测试手段，对玻璃的结构与性能进行研究，测定了玻璃及微晶玻璃的线膨胀系数、转变温度和软化温度，同时对影响微晶玻璃的强度的因素进行了探讨，并对该体系玻璃的流散性进行了测定，对它的析晶过程和析晶机理进行探讨，为实际生产和与玻璃、陶瓷及金属封接提供了一定的理论参考价值。

A series of experiments were done to substantiate the feasibility of the different piezoelectric cochlea implants in vitro and in vivo . The unpoled ceramic had no piezoelectric characteristic and no ability to decrease the threshold, while the poled ceramic had obvious piezoelectric effect to recover the hearing. Based on these results, it can be affirmed that the piezoelectric cochlea implant can activate the nerve and decrease the threshold.

本研究通过未极化与极化的高灵敏性压电陶瓷的对比，从体外模拟实验中的声电响应曲线和动物体内植入实验的结果中得到：未极化的压电陶瓷没有压电响应，而极化后的压电陶瓷能够将声音信号转化为电信号，证实了压电陶瓷的压电特性的确可以刺激动物的听神经，从而降低听阈阈值。

A series of experiments were done to substantiate the feasibility of the different piezoelectric cochlea implants in vitro and in vivo. The unpoled ceramic had no piezoelectric characteristic and no ability to decrease the threshold, while the poled ceramic had obvious piezoelectric effect to rec

本研究通过未极化与极化的高灵敏性压电陶瓷的对比，从体外模拟实验中的声电响应曲线和动物体内植入实验的结果中得到：未极化的压电陶瓷没有压电响应，而极化后的压电陶瓷能够将声音信号转化为电信号，证实了压电陶瓷的压电特性的确可以刺激动物的听神经，从而降低听阈阈值。

That snake Alaric named Archbishop...

庇护。。。那个毒如蛇蝎的Alaric被命名为大教主。。。

You have done lots of magical things to be amazed at.

你做了很多神奇的事物感到惊讶。