結晶裂紋 的英文怎麼說
中文拼音 [jiējīnglièwén]
結晶裂紋
英文
crystalline crack- 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
- 裂 : 裂動詞[方言] (東西的兩部分向兩旁分開) open
- 紋 : 名詞(花紋; 紋縷兒) lines; veins; grain
- 結晶 : 1 (析出晶體) crystallize2 (晶體) crystal 3 (成果) crystallization; fruit; product; quintess...
-
Molten lead and iron boiled in the marble basin of the fountain ; the water ran dry ; the extinguisher tops of the towers vanished like ice before the heat, and trickled down into four rugged wells of flame. great rents and splits branched out in the solid walls, like crystallisation ; stupefied birds wheeled about and dropped into the furnace ; four fierce figures trudged away, east, west, north, and south, along the night - enshrouded
熔化的鉛和鐵在噴泉的大理石盆里沸騰,燒幹了泉水滅燭器似的塔樓尖頂在高溫前像冰一樣熔化,滴落下來變作了四個奇形怪狀的火池堅實的墻壁以結晶的紋樣作樹枝形迸裂,迸出了巨大的豁口和裂縫。It is found that the nano material is distributed not only among general material grains to form inter - granular structure of the coating but also in the general material grains to form intra - granular structure. micro - crack caused by laser will be eliminated greatly. 3 mechanical performances of the ceramic coating manufactured are tested
得到的結論是經過激光熔覆后的塗層緻密化程度有了很大的提高,比單純的激光重熔塗層還高,納米顆粒不僅填充在晶粒之間,而且還嵌入在大晶粒內部,有利於消除激光作用產生的微裂紋。When heating temperature reached 300, crackings appeared on the surface of ceramic tiles but the microstructure of glaze exhibited no apparent change when heating temperature reached 900, the glaze melted, the crystal structure of the tiles broke down, the integrity of ceramic tile was destroyed and the intensity was almost lost
當溫度達到300 ,冷卻試驗時,釉面可產生裂紋,但顯微結構基本無變化;當溫度達到900 ,冷卻試驗時,釉面出現熔化現象,坯體晶體結構酥裂、破碎,完整性遭到破壞,強度基本喪失。Geological material, no matter soil or rocks, has the characteristic, such as crystal grain structures, pores or micro - cracks etc., on micro - scale and usually contains fluid or gas in pores and micro - cracks. so the problems about geological material are really the problem of the interaction between the fluid, solid and gas
地質材料,不論是土還是巖石,在微觀結構上都具有晶粒結構、孔隙、微裂紋等特徵,並且在孔隙或微裂紋中還往往含有流體或氣體,因此地質材料的力學問題往往是液體、固體以及氣體間相互作用的問題。With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion
研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化學收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x射線衍射實驗,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液侵蝕的實驗中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件,酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用,但是機理各有不同。The fatigue cracks initiate in a intergranular manner and propagate in a transgranular manner, which stages are separated by secondary cracks
實驗結果表明疲勞載荷下的橡膠裂紋首先沿片晶結合面萌生,然後穿晶擴展破壞,且存在次生裂紋。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 results show that the fracture surface is characterized by a combination of most intergranular brittle regions and a few cleavage regions, and there are finer precipitations on grainboundaries
結果表明,成型模裂紋斷口形態呈沿晶特徵,沿晶面上有細小析出物,為脆性斷裂。The microstructure observation in the microfissures suggests the liquation microcrack results from grain boundary liquation by constitutional liquation of mc carbides and formation of continuous and or semi - continuous low melting liquid films, however, the occurrence of the solid state microcracks can be attributed to the effect of ultrafast transit thermal shock introduced by high energy electron beam
液化裂紋起源於mc碳化物的組份液化而形成的晶界連續或半連續的低熔點共晶液化膜,固相裂紋形成的則是高能電子束流的快速瞬態熱沖擊效應的直接結果。Shanghai asiahope trade co., ltd their subordinate of the ceramics factory, devoted to developing the modern ornament materials ; pursue natural art is combined with the new concept of the modern life, found and smelt the ceramic brick of crystal inferiorly, one layer of complete hand mades of surface crystal of the brick, after the high temperature is fired, the surface of the brick does not have regular crystal crackle to produce naturally, the products have more than more than ten seed colors, is suitable for hotels such places as the hall and top - grade bar, swimming pool, bathroom, entry wall, kitchen, sitting room background wall, etc., deep since smelting brands and appearing on the market inferiorly welcomed by the market
上海遜豪貿易有限公司其下屬擁有自己亞冶陶瓷廠,致力於研製現代裝飾材料,追求自然藝術與現代生活新概念結合,所締造亞冶水晶陶瓷磚,磚的表面水晶層完全手工製作,經高溫燒制后,磚的表面產生自然無規則的水晶裂紋,產品有十幾余種顏色,適用於酒店大廳和高檔酒吧,游泳池、浴室、玄關墻、廚房、客廳背景墻等場所,亞冶品牌面市以來深受市場歡迎。Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties
本文以自增韌氮化硅陶瓷為設計對象,運用主成分分析法( principlecomponentanalysis : pca )對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維,獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而簡化了表徵參量變量和準則;運用模糊神經網路( fuzzyneuralnetworks : fnn )建立了自增韌si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?性能的正向預測及反向設計;運用monte - carlo方法( mc )進行自增韌si _ 3n _ 4陶瓷的晶體生長模擬,然後進行裂紋擴展模擬,探索建立工藝?微結構?力學性能預測模型的思路。Physical grid, attained with monte - carlo simulation for grain growth, is more accurate and reasonable than the grid attained with finite element methods ( fem ). based on micromechanics and damage mechanics, proper crack propagation criterions are developed and crack propagation simulation can be finished in few seconds with common computers
跨出了細觀力學結合有限元方法模擬裂紋擴展的現有模式,從微觀尺度上模擬晶體的生長形態,結合細觀力學、損傷力學建立裂紋擴展判據,實現了快速的裂紋擴展模擬。It was demonstrated that the values of domain strain decreased while the rate in reduction of the domain strain lowered with larger n. combined the xrd with sem results, the non - fracture mechanism of the sample when pure electric fatigue was applied can be described as : at an earlier stage of electric fatigue, the high repeated incompatible strain led the major fracture mode for the fatigued sample to be of inter - granular. the ability of domain switching in a - - > c of the sample along with the direction of an applied electric field kept dropping, hence, reduced the domain strain
結合xrd和sem觀測,提出了純電疲勞作用下試樣不會發生斷裂的機理:電疲勞初始階段,試樣中的非協調高應變導致沿晶微裂紋,隨著微裂紋的增加,使得試樣沿外電場方向發生a c疇的能力不斷降低,從而導致疇變應變減小,當應變減小到一定程度時,將不足以在試樣中引起新的微裂紋或使原有微裂紋繼續伸長。分享友人