燒結機理 的英文怎麼說
中文拼音 [shāojiējīlǐ]
燒結機理
英文
mechanism of cementing-
The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的；隨激光能量的增加， cu等離子體特徵輻射（分立譜） 、連續背景輻射（連續譜） 、電子溫度都出現最大值；結合對al的實驗結果說明：激光燒蝕金屬產生的等離子體，其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值；背景氣壓對激光燒蝕等離子體譜線的影響，其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )
本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。In the article, the originator worked out the mechanism of magnesium - base alloys catching fire ; analyzed briefly the influence of the temperature, the heating velocity and the pressure of oxygen in the atmosphere on the lumps and scraps of pure magnesium ’ s catching fire, and designed a practical method to measure the kindling temperature of the lumps and scraps of pure magnesium precisely, with which the initial quantization of kindling temperature can be realized
本文圍繞鎂合金阻燃技術的開發作了許多基礎性的研究工作，通過分析大量的相關文獻和試驗結果，初步得出了塊狀鎂和鎂屑的燃燒機理，簡要分析了溫度、升溫速度、環境中氧的分壓對塊狀鎂和鎂屑的起火燃燒所產生的影響。設計出了精確度高、實用性強的塊狀鎂和鎂屑的燃點測試方法，使塊狀鎂和鎂屑的燃點得到初步的量化。Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer
超聲波由於其空化機理及對液體的流變性影響等特性，在燃油霧化燃燒中逐步引起人們的重視，尤其在重渣油等高粘度液體的霧化過程中逐步顯示出其優越性，但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨，將超聲波與氣泡霧化相結合是本文討論的主要內容本文從研究超聲波的一些機理入手，討論了超聲動力發生器氣泡霧化以及液體粘度對霧化質量的影響，並通過具體的實驗，根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化規律，以便找到超聲霧化的一些規律，豐富對超聲霧化機理的研究，對超聲霧化噴嘴的設計具有一定的指導意義。The temperature distribution on the high temperature side of an electric tunnel furnace is analysed and simulated on the basis of the principle of thermal radiation by the way of thb ( thermal heat balance ). the heated silicon carbon sticks are decomposed into innumerable tiny heating faces, which exchange the heat with the heated materials. a numerical model based on the radiation intensity law is constructed to calculate the energy absorbed by the heated materials and simulated by a computer. the results showed that the even distribution of temperature can be obtained by optimizing the arrangement of the silicon carbon sticks according to the calculation results to make the structure design more reasonable. these calculation results have been used in the practical designs and the expected objectives achieved
利用熱輻射原理，採用熱平衡法對電熱隧道窯的高溫恆溫區溫場進行了分析和模擬.計算中將發熱棒分解為無數微元發熱面與燒結體進行熱交換，依據輻射強度定律，建立了燒結體接收能量的數學模型，並用計算機進行了模擬計算.結果表明，依據模擬結果來優化硅碳棒的排布，可使結構設計更加合理，進而可以獲得分佈均勻的恆溫區溫場.計算結果已在窯爐設計中應用，實踐效果良好And is it the same as under radiation heating ? do the special electric and magnetic fields produced by bpec accelerate atom diffusion ? understanding the above questions fully is a key to expose the mechanism of pecht
在脈沖大電流加工過程中原子是如何擴散的，與一般的加熱燒結、焊接是否一樣，脈沖大電流形成的特殊電場及磁場是否對原子的擴散有大的推動作用，弄清這些問題成為進一步揭示脈沖大電流熱加工機理的關鍵。Combining the characteristic of the fabrication of fgm by particle co - sedimentation, the densification of fgm has been designed from three aspects : the densification mechanism, the correlative parameters of the additives and the sintering schedule. subsequently, the densification of the w - mo - ti system composites has been investigated
結合共沉降法制備功能梯度材料的特點，從緻密化的機理選擇，燒結劑種類、含量和粒度的確定，燒結機制的確定等三個方面對其緻密化思路進行了設計，並對論文選用的w - mo - ti體系的復合材料的緻密化進行了初步研究。Thorough treatment of smoke and dust at head part of sintering machine
燒結機機頭煙塵深度治理實踐Application of esp for flue dust control at the head of sintering machine
靜電除塵在燒結機頭煙塵治理中的應用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。But there is a few findings in the study of low temperature sintering, which cries for more efforts putting into the mechanical study of low temperature, to find a method for technology promoting and enrich the known activation sintering theory
然而國內外在低溫燒結機理方面的成果乏善可陳，這就迫切需要加大對低溫燒結機理研究的力度，為工藝提升找到一條路，並且豐富已知的活化燒結理論。Research on mechanism of sintered in - siti reacted sinter ing of ztm composites
莫來石一氧化鋯復相陶瓷材料原位反應燒結機理的研究To utility the low temperature sintering industry, some discoveries must be found in the mechanism of low temperature sintering. otherwise, the study of technology will be faced with bottleneck
要想將低溫燒結工業實用化，就必須在低溫燒結機理上有所發現，否則工藝的研究將面臨瓶頸。Firstly the interactional principle of laser and material, the physical and chemical properties of the thermoplastic plastic is studied in theory, and the laser sintering mechanism of powder is also studied
首先從理論上分析了激光與材料相互作用原理和熱塑性塑料的物理、化學性質，並且研究了粉末激光燒結機理。( 4 ) based on the mechanism of sls ( selected laser sintering ), a matching rule between scanning velocity and laser power is established so as to realize the laser power matching in different scanning velocities
（ 4 ）從激光選擇性燒結機理出發，建立了激光掃描功率與掃描速度之間的匹配規則，以實現在不同掃描速度下激光功率的自動匹配。By the xrd phase analysis of the pre - sintered and sintered composites and the sem image of fracture microstructures of the composites, the sintering process and the sintering mechanism of the composites are investigated in detail
通過燒結前後復合材料的粉末x射線物相分析及復合材料斷面微結構的觀察，詳細研究了復合材料的燒結過程和燒結機理。Sic whisker is incorporated in the raw material of reaction bonded silicon carbide ( rbsc ) to prepare sicw / sic composites. the effect of fabrication process on the microstructure and the properties of the sintered body are investigated in this paper. based on the research results on the sinter process, it is concluded that the sic whisker solve rapidly even at 1450
本課題將sicw引入反應燒結碳化硅（ rbsc ）體系，提出了一種制備高sicw含量sicw / sic復合材料的思路，研究了材料制備工藝對sicw / sic復合材料顯微結構的影響，討論了sicw / c坯體的反應燒結機理，對材料顯微結構與力學性能的相關性作了研究。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。The calculation results were consistent with test data. this indicated that the mechanism analysis was practical, physical model and mathematical model were reasonable
計算結果與試驗數據進行比較，結果較為一致，說明本文燒蝕機理分析是符合實際情況的，建立的物理、數學模型是合理、可行的。The preparation, mechanical properties of alumina material and machining of femoral head for bioceramic - metal articulated partial hip joint prostheses were studied in this paper, which provided the research results being worth theoretical reference and practical use for the solving of technical problems of sintering and machining of alumina ceramic
本文研究高性能氧化鋁生物陶瓷?金屬配伍型人工半髖關節股骨頭材料的制備、力學性能及假體的成型加工工藝，為解決氧化鋁陶瓷燒結、機加工等技術難題提供具有一定理論參考和實際應用價值的研究結果。分享友人