結晶氧化鋁 的英文怎麼說
中文拼音 [jiējīngyǎnghuàlǚ]
結晶氧化鋁
英文
crystal alumina- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 晶 : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 鋁 : 名詞[化學] aluminium (13號元素, 符號al)
- 結晶 : 1 (析出晶體) crystallize2 (晶體) crystal 3 (成果) crystallization; fruit; product; quintess...
- 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
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The results show that the main matter for the electroosmosis is sodium - fluorine compound ; the depth and matter for the electroosimosis increase with increase of alumina concentration and magnesium fluoride content, and the electroosmosis deepens sharply when the cryolite mole ratio reaches 2. 0
結果表明:電滲的主要物質是鈉氟化合物,隨著氧化鋁濃度及氟化鎂含量的增加,電滲的深度及電滲的物質量增加;當冰晶石分子比達到2 . 0時,電滲的深度急劇增加。Iron and aluminum hydroxides are present in soils in both crystalline and amorphous forms.
土壤中出現有結晶和非結晶形式的鐵和鋁的氫氧化物。Available standard ma - spinel bricks differ mainly in the type of magnesia and in the amount and type of their alumina carrier ( sintered and fused ma - spinel , calc. alumina , white fused alumina , etc
目前各種標準的鎂鋁尖晶石磚主要在氧化鎂的數量、種類和它們鋁載體的種類(燒結和電熔鎂尖晶石、鈣,氧化鋁,白電熔等)方面有很大的不同。The results show that under the same lapping conditions the si3 n4 ball has the lowest material removal rate and the best roundness and roughness, followed by zro2, al2o3, and sic ball
結果表明:在相同的研磨條件下,具有長柱狀晶粒的氮化硅陶瓷球加工速率最低,但圓度和表面粗糙度最容易控制;氧化鋯和氧化鋁陶瓷球表面質量次之,碳化硅陶瓷球加工速率最高,圓度和表面粗糙度最難控制。The micromorpholgy and grain boundary microstructure of the material were studied with sem and tem and the grain boundary phase composition were analyzed with eds and x - ray the mechanical properties, micromorpholgy microstructure of grain boundary and phase composition of al2o3 composite ceramics were systematically studied, the effect of additives, the relationship between microstructure and mechanical strength, the sintering mechanism of the material and influence factors of the structure and properties of al2o3 composite ceramics were discussed respectively
系統研究了氧化鋁陶瓷的力學性能、微觀形貌、晶界顯微結構,並討論了各添加組分的作用、材料顯微結構與力學性能的關系以及材料的燒結機理和影響材料結構與性能的影響因素。本論文探討了氧化鋁基復相陶瓷的強韌化機理,實驗表明al _ 2o _ 3 - ticn體系主要是微裂紋韌化。The gemstones in the corundum group consist of pure aluminium oxide which crystallised into wonderful gemstones a long time ago as a result of pressure and heat at a great depth
藍寶石的礦物名稱為剛玉,其純鋁氧化物,是在久遠以前被地層底下的壓力和熱度結晶化,轉換為美麗燦爛的寶石。純剛玉是無色的。Hi - tech aluminum trioxide coating, resisting dirt, ultraviolet, and heat
高科技結晶三氧化鋁高耐磨層,防污、抗紫外線、抗燙。The cells and pores of porous anodized aluminum films are arranged in hexagons arrays ; and the cells sizes and diameters of the pores that are on the scale of nanometer have narrow distribution
納米氧化鋁模板中含有高度有序的納米孔陣列和晶胞陣列結構,並且孔的直徑和晶胞的尺寸在納米尺寸范圍內具有較窄的分佈。The results show that superior heat intensity properties of alumina - based ceramic core resulted from crystal group of mullite at high temperature
結果表明,氧化鋁基陶瓷型芯具有優良的熱強性能歸因於高溫下莫來石柱狀晶群的存在。In this paper, the alumina ceramic was prepared under normal pressure and low temperature, the mechanical properties, micromorphology, microstructure of grain boundary and phase composition of the alumina ceramic, and the precision shaping and cold processing of the femoral head were systematically studied ; the effects of the additives, the relation between microstructure and mechanical strength, the sintering mechanism of the material and the influence factors of the structure and properties of the alumina ceramic were discussed also
本文在常壓低溫條件下制備了氧化鋁陶瓷,系統研究了氧化鋁陶瓷材料的力學性能、微觀形貌、晶界顯微結構、相組成和股骨頭的精密成型、冷加工,並討論了添加劑的作用、材料顯微結構與力學強度的關系、材料的燒結機理及影響氧化鋁材料結構與性能的因素。Finally, some efforts were employed to eliminate the support al2o3, which is very difficult to remove after the crystallization of al2o3 during the synthesis process. it is proved that hydrothermal process is an effective method to remove al2o3
由於a12o :在碳管生長期間從非晶變為晶體,十分難去除,因而提純過程相對復雜,最終結果顯示水熱法對氧化鋁的去除是比較有效的,可作為進一步優化提純的基礎。By using the high pure alumina micro - powder ( > 99. 0 % ) and the polymorphous alumina fiber as materials, by adding alumina sulfate as the binder or polypropylene - amide as the disperser respectively, through mixing, dispersing, and compression molding, at different temperatures of 1200 c, 1350 c, 1400 c, 1500 c, and 1550 c with no pressure, the alumina fiber - alumina composites were made
本試驗採用高純氧化鋁微粉( 99 . 0 )和多晶氧化鋁纖維為原料,分別加入硫酸鋁和聚丙烯酰胺作結合劑和分散劑,經混合、分散、壓力成型及在1200 、 1350 、 1400 、 1500 、 1550下無壓燒成制得氧化鋁纖維? ?氧化鋁復合材料。In the process of making 95 alumina ceramics, selected five kinds of alumina powder and studied the influence of different alumina powder on the sintering properties and mechanic properties of 95 alumina ceramics, moreover, selected the most agreeable alumina powder according to the apparatus for granularity analysis and scanning electron microscope ( sem ). the influence of different sintering temperature on the sintering mechanic properties, the microstructure of 95 alumina ceramics were investigated by adding y2o3 and la2o3 as two kinds of rare earth additives in alumina ceramics. the results indicated that the additive of la2o3 could improve the properties of 95 alumina ceramics more effectively and could get fine grain and tabular alumina that can enhance the strength of the material
選用了五種al2o3粉料,研究了其對95al2o3瓷燒結性能和力學性能的影響,並結合粒度分析儀sem對al2o3粉料進行優選;通過添加y2o3 、 la2o3兩種稀土添加劑,研究了不同燒成溫度對95al2o3瓷的燒結性能、力學性能及顯微結構等的影響,結果表明:添加la2o3可以有效提高95氧化鋁瓷燒結性能和力學性能,形成細晶和板狀氧化鋁瓷的顯微結構;通過對比不同氧化鋁粉料制備氧化鋁瓷燒成溫度曲線與燒結性能的關系,確定最佳的燒成溫度范圍為1570 ~ 1600 。This research indicated all these factors can reduce the transformation temperature, but the range of reduction and the influence on the microstructure of powders were not identical. among these factors, alumina sol seeding was the most effective
研究表明,上述幾種因素均能降低相變溫度,然而溫度的降幅以及對最終粉體微結構的影響是不同的,其中,影響最大的是氧化鋁膠體籽晶的添加。This paper is concentrated on preparing si3n4 / sic, si2n2o / sic and o ' - sialon / sic by reactive sintering techniques. the components of raw materials and microstructure of these three ceramics were studied. at the same time, molten al, cu, zn, mg and cryolite corrosion resistance of silicon nitride bonded silicon carbide were tested too
本論文通過成份及微結構設計,採用反應燒結工藝制備了力學和抗氧化性能優異的o ' - sialon sic 、 si _ 2n _ 2o sic和si _ 3n _ 4 sic陶瓷材料,並研究了它們的抗鋁、銅、鋅、鎂有色金屬熔體及冰晶石熔鹽侵蝕性能。Then, we utilized the additives of - al _ 2o _ 3 powder seeding, alumina sol seeding, tio _ 2 - sol, ammonium nitrate, and high - energy ball milling on the precursors to investigate these factors " influences on the transformation temperature, the microstructure of as - received nano - sized - al _ 2o _ 3 powders and transformation sequences
接著,就分別研究在前驅體中加入或摻雜q - al _ 2o _ 3粉體籽晶、氧化鋁膠體籽晶、 tio _ 2溶膠、硝酸銨以及高能球磨前驅體等一系列因素對相變溫度、最終產物微結構、相變過程等的影響。Effect of nano - al2o3 powder additive on sintering behaviors of alumina ceramics
納米晶添加氧化鋁粉體的低溫燒結研究When thf sputtering temperature is low, the films have the patterns of typical amorphous structure. al can only exists in the films by the form of al clusters and si can only exists in the films by the form of si or siox ( x < 2 ). the properties of photoluminescence ( pl ) and ple from the films have been studied
當薄膜沉積的基片溫度較低時,薄膜呈現非晶結構,薄膜中的鋁主要是以單質鋁的團簇形式存在於非晶的sio _ x ( x 2 )中,而多餘的硅則以單質或低價氧化物的形式存在於膜中。Sintered alumina and spinels
燒結氧化鋁和尖晶石分享友人