粉末狀結構 的英文怎麼說
中文拼音 [fěnmòzhuàngjiēgòu]
粉末狀結構
英文
floury structure- 粉 : Ⅰ名詞1 (粉末) powder 2 (用澱粉製成的粉條或粉絲) noodles or vermicelli made from bean potato o...
- 末 : Ⅰ名詞1 (東西的梢;盡頭) tip; terminal; end 2 (非根本、非重要的事物) nonessentials; minor detai...
- 狀 : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 粉末 : powder; flour; stive; smalls
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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The structure evolution and reaction mechanism of silicon - iron composite powders treated at the temperature ranging from 700 c to 1200 c respectively were carefully investigated through xrd, sem, epma, dsc. it was found that the chemical formula, fe + si - fe ( si ) + fe3si ( si ), controls the reaction process, and the reaction mechanism of powder homogenization was clarified
通過利用xrd , sem , epma , dsc等多種測試手段,詳細研究了鐵硅復合粉末帶材在700 1200的熱處理溫度條件下的反應狀況及結構變化,明確了反應過程中的化學方程式: fe + si fe ( si ) + fe _ 3si ( si ) ,並解釋了各個熱處理溫度范圍內,鐵硅粉末均一化的反應機理。This twin screw extruder has the feature of one - side circumgyrate , it ' s an ideal equipment for the small - scale factory who produce powder
該擠出機是同向高速旋轉雙螺桿結構,是用於多種組份物料經一定的溫度在熱狀態下達到最佳的理想效果,適應小型企業生產粉末的理想設備。Were conducted. the results show that all the 4 species of pine leaves have a specific transportation tissue. these 4 species are different from each other by their morphological and histological characteristics
對馬尾松、雲南松、華山松、油松的原植物形態、藥材性狀、顯微構造、粉末特徵進行了對比研究,發現四種松葉在組織結構上均具有一種特殊組織? ?轉輸組織。Heat treated sintered iron - based structural materials
熱處理狀態粉末冶金鐵基結構材料The iron covered silicon powder was fabricated separately by the milling method and the mixing method. treated separately at 500, 600, 700, 800, 900 and 1000 for 1 minute, the iron silicon alloy bulk was attained. it also found that the density of the bulk was enhanced by the boost of the treated temperature
實驗分別採用球磨法和混料法制備鐵硅包覆粉末,採用放電等離子燒結技術分別在500 , 600 , 700 , 800 , 900 , 1000保溫一分鐘進行處理,得到鐵硅合金塊體,研究發現,隨著處理溫度的提高,塊體的緻密度隨之增加,顯微結構的分析表明,塊體基本保持了包覆粉末原始自然狀態。The influence of nano - al2o3 on the sintering and the properties of the si3n4 ceramics was researched in this paper. the samples with different amount of nano - al2o3 were obtained by using pressureless sintering at 1600, 1650, 1700 in the nitrogen atmosphere. the microstructure and the composition of the ceramics were determined by the means of x - ray, sem, micro - hardness meter etc. it is show that the sisty ceramics can be densified at 1650c to % percent of the theory density through the addition of nano - al2o3 ( the value could be 90 percent by other technique ). the crystalline growth of the cylindrical - si3n4 and the ratio of its longitude to its diameter are increased with the addition of nano - al2o3. a uniform microstructure and an fined crystal as well as more sialon phases can be obtained in the si3n4 ceramics through the addition of that
實驗結果表明:在碳管爐中、氮氣保護下進行燒結,添加劑為納米al _ 2o _ 3粉末時,由於納米粉末的高活性、高燒結驅動力,在1650就可使si _ 3n _ 4完全地燒結,並使其緻密度可達理論密度的96以上(比其它工藝高6左右) ;同時,納米al _ 2o _ 3地加入大大促進了長柱狀? si _ 3n _ 4的生長和發育及柱狀晶長徑比的提高,使微觀結構均勻、細化,形成了更多力學性能優異的固體? sialon相,減少了不利於陶瓷材料性能的晶間玻璃相,凈化了晶界。To make cds / k4nb6o17 powder on the base of the k4nb6o17 powder which by the courses of ion exchanging, amine intercalation, sulfuration etc. to obtain cds / k4nb6o17 thin film through the same course of making cds / k4nb6o17 powder on the base of k4nb3o17 thin film on the quartz which made by the spin coating and after heat treatment. to make experiments with additives ( na2so3, 0. 1mol / l ) of photocatalytically decomposing water into h2 and o2 to evaluate the photocatalytic activities of the catalyst knb6o17 powder, cds / k4nb6o17 powder, k4nb6o17 film, cds / k4nb6o17 film. the crystalline structures of the midst powder and film productions were investigated by using the x - ray diffraction ( xrd )
本課題的主要內容是:高溫固相反應合成具有層狀結構的k _ 4nb _ 6o _ ( 17 )晶體材料,然後以此為母體材料,通過離子交換、層間胺插入、硫化處理等過程制備出cds / h _ 4nb _ 6o _ ( 17 )粉末形式的光催化材料;通過旋轉塗覆法在石英玻璃基片上制備了k _ 4nb _ 6o _ ( 17 )薄膜,採用一定的熱處理制度后對薄膜分別進行離子交換、層間胺插入、硫化處理等處理過程制備了cds / h _ 4nb _ 6o _ ( 17 )薄膜形式的光催化材料。The fluorescence intensity of tb observed in pt / tb sol was stronger than that in powders. the network made of o, ti, such as sol and noncrystalline powders, determined the fluorescence intensity of pb
Pb離子的熒光與pb所處環境相關,既可出現在液相體系,又可出現在固相粉末體系中,也即處于o , ti等離子構成的無規則網路結構狀態下的溶膠、凝膠或非晶固態時。The samples were characterized contrastively by sem, tem, saed, positron annihilate and the different mechanism for two methods were preliminarily discussed. the experimental results showed that nano - cuo prepared by sol - gel method was spherical, which was agglomerated badly and can aging easily. however, nano - cuo prepared by pressure - hydrothermal method has loose and thin - piece appearance structure
結果表明,溶膠-凝膠法制得的氧化銅粉末呈類球形,團聚嚴重,易老化;而壓力-熱液法制得的氧化銅具有疏鬆的、薄片狀的外觀結構,粒子厚度約為20nm ,分散性較好、抗老化能力強;壓力-熱液法制備的氧化銅比溶膠-凝膠法制備的氧化銅缺陷濃度小。Orgasol ? particles are virtually spherical, possessing a porous structure and a narrow particle size distribution. their structure and shape differs from those of ground powders
顆粒是真正球形的,具有多孔狀的結構和狹窄的粒徑分佈。它們的結構和外形不同於那些通過研磨方法得到的粉末。分享友人