鐵尖晶石 的英文怎麼說
中文拼音 [tiějiānjīngdàn]
鐵尖晶石
英文
chrysomelane-
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。Preparation and magnetization of spinel ferrites
幾種尖晶石鐵氧體的制備及磁性研究Meanwhile, based on the magnetic material theory, a complete analysis and summary are carried out on the three crystal structure and technology theory ; especially the ingredient analysis is made on the microscopical morphology and x - ray diffraction and its mixtures existence and relevant metallurgy about the typical second resource such as coldrolling iron and oxide red, steelmaking sludge and feso4 based on the practeal investigation of the pre - burning materials in domestic products plant, especially the analysis on the domestic markets and components, and connecting with reality and material characters in panzhihua iron and steel ( group ) cmpany, we established the product orientation and developing direction in panzhihua iron and steel ( group ) company ; after carrying out the technology reform on the old no. 1 magnetic product plant of enterprise company, making a detailed study on the various conditions for establishing a plant, the feasible research report is formed of 1400 tons ( per year ) feo preburning material and 3000 tons ( per year ) middle and high quality magnetic products ; so a necessary and reliable supports are provided both theoretically and practically for the development of the magnetic industry in panzhihua iron and s teel ( group ) cmpany
同時,對磁性材料的理論基礎,尖晶石、磁鉛石、石榴石三大晶系結構以及其工工藝理論進行了較為全面的歸納、分析和總結;尤其針對攀鋼產生的二次資源如冷軋鐵紅、煉鋼污泥、硫酸亞鐵等三種典型原料分別作了成分分析、微觀物理形態以及x光衍射分析、其夾雜物的存在形式及相應的金相分析。對國內鐵氧體磁性材料的預燒料及磁件生產廠家的工藝、設備、技術、成本、質量狀況進行了實地的調研,特別是對國內磁性材料的市場及競爭對手進行了詳盡的分析,在此基礎上,結合攀鋼實際及原料特點確立了攀鋼發展磁材產業的產品定位及發展方向;對企業公司原有磁件一廠進行了技術工藝改造,對建廠各項條件進行了詳細的分析,形成了了年產14000噸年鐵氧體預燒料以及3000噸年中高檔磁件產品的可行性研究報告,從理論上和實踐上為攀鋼磁性產業的發展提供了必要的可靠的依據。This product combines excellent micro structural flexibility with very good coat ability because of dead burned magnesia / low chromite / hercynite combination
由於重燒鎂砂和低鉻鐵礦/鐵鋁尖晶石的組合,該產品結合了優良的微結構彈性和良好的造窯皮能力的優點。Despite the reduced alumina content , the tensile strength of magnesia - hercynite and magnesia - galaxite bricks is kept at a much higher level compared to conventional top grade ma - spinel bricks even at high temperatures ( 1100 )
盡管減少了氧化鋁的含量,但即使是在1100度的高溫下,鎂鐵尖晶石磚和鎂錳尖晶石磚的抗拉強度仍然比常規的頂級鎂鋁尖晶石磚高很多。Because of the absence of mantle xenoliths and xenocrysts, it is the first time that this paper looks on the native heavy minerals deriving from mantle, which were collected at the terraces of the two rivers, kalakshi river and yulongkashi river, as objects and takes into account the geochemical characteristics of the rocks deriving from mantle such as keliyang lamproite and so on to study the composition of lithospheric mantle, the characterics of palaeozoic era lithospheric mantle, mantle thermal state, and diamond metallogentic mantle geological conditions in research field
為達到研究目的,本文首次以喀拉喀什河和玉龍喀什河沿岸階地的幔源重砂礦物(單斜輝石、鉻尖晶石類礦物、鈦鐵礦以及石榴石)為研究對象,結合鉀鎂煌斑巖等區內已發現的幔源巖石及其中地幔物質對該區地幔物質的組成、古生代巖石圈地幔特徵、巖石圈熱狀態以及該區金剛石成礦地幔地質條件做了嘗試性的研究工作。According to the above - mentioned analyses, standard ceramic techniques were adopted to prepare spinel ferrite - based composite materials with iron - sand and the microwave - absorbing properties of spinel ferrite were improved through adding some appropriate mediums into those composite materials
在此基礎上,採用傳統陶瓷工藝,以鐵砂為原料制備尖晶石型鐵氧體基復合吸波材料並通過添加適當種類的介質制得尖晶石型鐵氧體基混合吸波材料,提高了尖晶石型鐵氧體吸波材料的性能。The cerium in the sample prepared by solvent - thermal method exists as ce3 +, and it mostly occupies position b of spinel
溶劑熱法制備的鐵氧體樣品中,鈰離子以三價形式存在,因而主要佔據尖晶石晶格的b位。The quality is a burnt magnesia spinel brick made from fused magnesia , low iron sintered magnesia and fused hercynite. this synthetic hercynite is a patent by rhi refractories
它由電熔鎂砂、低鐵燒結鎂砂和電熔鐵鋁尖晶石製成的燒結鎂鐵尖晶石磚,這種人工合成的鐵鋁尖晶石是rhi奧鎂公司的專利。This is a development of a new generation of “ heavy duty ” magnesia brick based on hercynite spinel and special burning technology
該產品是基於鐵鋁尖晶石和特殊燒結技術而發展的新一代「重型」鎂質磚。The experiments showed us : firstly, mediums with different magnetic and dielectric properties had different influence on the microwave - absorbing properties of spinel ferrite ; secondly, magnetic texture treatment greatly affected the microwave - absorbing properties of the spinel ferrite - based mixed material which contained single - domain particles of hexagonal ferrite, changing the matching thickness, the density of area and the position of absorption peaks and increasing the absorption quantity and the 10db bandwidth ; thirdly, the coupling effect between different layers affected the microwave - absorbing properties of the double - layer spinel ferrite - based mixed material, decreasing its matching thickness and density of area and increasing the position of absorption peaks
實驗發現: ( 1 )不同磁性與電性的介質對尖晶石型鐵氧體吸波特性的影響不同; ( 2 )磁織構化處理對含有六角晶系鐵氧體單疇顆粒的尖晶石型鐵氧體基混合吸波材料的性能影響很大,可以改變匹配厚度、面密度與吸收峰峰位,提高吸收量與10db帶寬; ( 3 )對于雙層材料,層間耦合作用會影響其吸波性能,降低匹配厚度與面密度,提高吸收峰峰位。According to the sample prepared by hydrothermal method, the doping cations can enter the spinel lattice. rare earth cations mostly occupy position b because of their big radius. cerium are oxidized to ce4 +, whose radius is relatively small, and ce4 + mostly occupies position a. as a whole, the coercivity of cobalt ferrite doped with rare earth element is bigger than that of pure cobalt ferrite
結果表明,對水熱法制備的鐵氧體粒子,雜質離子能夠進入其尖晶石晶格中,並因稀土離子的半徑較大,而絕大部分佔據尖晶石的b位,鈰元素因被氧化成為四價離子,離子半徑相對較小,而主要佔據a位。The formation process of w - type ferrite underwent from oxide of metal, the m - type transition phase to final w - phase. when the heating rate was 5 / min, at 900 for 3 hrs and 1200 for 4 hrs, pure m - type and w - type ferrites were formed in air respectively. with heat treatment temperature increasing, crystal structure was more intact, the saturation magnetization increased and the coercive force decreased
熱處理過程表明, m型鐵氧體直接由金屬氧化物反應形成,未經歷尖晶石中間相; w型鐵氧體形成由金屬氧化物到m相過渡相最終向w相的轉變;當升溫速率為5 min ,溫度在900 ,保溫3小時和1200保溫4小時,就分別形成單相m相和w相鐵氧體;隨著熱處理溫度的升高和保溫時間的延長,衍射峰變尖銳,結晶更完整,空心微球的飽和磁化強度增大,矯頑力減小。In addition, we also studied the influence of magnetic texture treatment, double - layer structure and medium film on the spinel ferrite - based mixed material
同時,初步研究了磁織構化處理、雙層結構及介質膜對尖晶石型鐵氧體基混合吸波材料性能的影響。Effects of additives on the sintering properties and electric conductivity of nife2 o4 spinel anode materials
摻雜對鎳鐵尖晶石陽極材料燒結性能及電導率的影響In the course of selecting oxide additives material in the nickel - ferric spinel based inert anode, both the solubility in the cryolite molted salt of oxide additives and the whole thermodynamics action in electrolyte of oxide additives are discussed in this article, thus to have a comparatively reasonable selection of the nickel - ferric spinel based inert anode material
在選擇鎳鐵尖晶石基惰性陽極材料氧化物添加劑過程中,不僅探討了氧化物添加劑在冰晶石熔鹽中的溶解度,而且還探討了氧化物添加劑在電解液中的整個熱力學行為,從而對鎳鐵尖晶石基惰性陽極材料做出了較為合理的選擇。She is currently undertaking research on the synthesis and properties of ldh thin films, spinel ferrite thin films derived from layered double hydroxides, and functional crystalline materials
2003年調入北京化工大學可控化學反應科學與技術基礎教育部重點實驗室工作,主要研究方向:陰離子層狀薄膜和尖晶石鐵氧體薄膜材料的制備及性能研究;功能晶體材料制備及性能研究。分享友人