坯體制備 的英文怎麼說
中文拼音 [pītǐzhìbèi]
坯體制備
英文
body preparation-
We also attainted mosi2 / sic composite by using melting mosi2 infiltrated sic body which shaped by sic powder. the result show that the diameters of sic particle and shaping methods have effect on the composite ' s microstructure and properties
另外，嘗試了用mosi _ 2在2050下浸滲直接由sic粉體成型的坯體制備mosi _ 2 / sic復合材料。採用sic顆粒的級配有利於提高坯體密度，但是降低燒結體的緻密度。To meet the processing requirements before sintering, the pressed briquet was pre - calcined at 1150 to make it possess adequate processing strength at first and then was shaped through precise turning on the numerical control lathe according to the design diagram of the femoral head prostheses of partial hip joint
為滿足燒結前坯體加工的要求，壓制后的坯體在1150預燒，使其具備一定的加工強度，然後按照半髖關節股骨頭假體的形狀尺寸設計圖在數控車床上進行精密車削成型。Therefore, the purpose of this thesis is to look for a suitable preparing process for 3 - tcp with their micro - construction controlled more easily and the porosity rate and strength uniform. this paper created a new preparing method of porous ceramics, i. e. foam gel - casting technique, which integrated foam technique in porous ceramics preparing and gel - casting technique in structural ceramics preparing was applied to improve the preparing technique of porous p - tcp bioceramics in order to prepare ceramics bodies with high body intensity, controllable porosity and easily machining performance
因此，本論文努力尋求一種適合於- tcp多孔陶瓷的制備工藝，使其微觀結構易於調節控制，空隙率和強度達到平衡同一。在實驗中，結合了制備多孔陶瓷常用的發泡法和結構陶瓷制備中的注凝法，創新設計了一種新的多孔陶瓷成型方法? ?泡沫注凝法，對多孔- tcp生物陶瓷的成型工藝加以改進，制備出高強度、氣孔率可控以及易加工的陶瓷坯體。Pore parameters ( porosity and distribution of pore diameter ) of porous glass prepared by filler principle were measured and analyzed. they were mainly determined by the volume ratio and the particle diameter of the pore former in the green body. preparation and sintering process of the samples resulted in the difference between the porosity and the volume ratio of the pore former. they were also responsible for the deviation between the distribution of poer diameter and the particle diameter of pore former
研究表明，利用填充法制備的多孔玻璃的孔參數（氣孔率、孔徑分佈）可進行設計與控制，多孔玻璃的氣孔率和孔徑分佈主要取決于成孔劑的體積比及其顆粒分佈，前者與後者之間的偏差取決于生坯制備及燒結過程。On basis of the development of modern control technology and apply of the network technology and locale bus - mastering technology ， the paper analyzes the essential element of slab caster system : casting speed ; expatiates in detail on the network structure and communication protocol of ethernet and profibus - dp ; mainly describes the forms of control system configuration ， the function and features of its software and hardware designs ; also, introduces mainly control function of control system, for example ， sequence control, tracking system and operation and monitor function etc. and analyzed and settled the problems of control system in debugging and producing
根據傳統的控制系統存在的一些不完善的問題，基於現代控制技術的發展、網路技術以及現場總線技術的應用，從多方面考慮，決定控制層採用siemens的s7 - 400plc ，現場採用遠程i / o單元，很好的解決了信號量大而又分散的問題。針對生產工藝和機械設備的控制要求，設計了齊全的操作模式和方式，分析了板坯連鑄系統的基本要素：拉矯速度（澆鑄速度） ；根據控制功能的分配及實現，主要說明了plc控制系統的組織結構形式，系統的軟硬體設計的功能和特點。The result showed that two - stage process was practical to pre - press particleboard mat then to hot - press in mold to produce tridimensional decorative particleboard
結果表明：以刨花預壓制坯再進行熱壓模壓的兩步法刨花模壓工藝，制備具有立體結構的刨花模壓裝飾板材的技術路線是可行的。The thesis emphasis the way and arithmetic of the key equipment of walking reheating furnace : loader machine, unloader machine, walking system, series transfer roll, control system of burning and tracking of steel billet, . make use of the system, we can carry out the function of transferring measuring and weighting, detecting, loading and unloading tracking the steel billet, we can control process of burning and exchange data each other to track the steel billet and manage the process over all of product line. goals of reheating furnace ' s producing process such as high yield, low consuming and pollution, automatic operating mode are achieved
本文著重研究了步進式加熱爐關鍵設備如：裝鋼機、出鋼機、步進梁、爐前爐后輥道、燃燒控制、板坯物流跟蹤等控制對象的具體控制軟體流程、速度控制曲線、行程計算等具體控制策略和演算法，完成了攀鋼1450熱軋加熱爐基礎自動化系統（ l1 ）和熱工儀表的一級控制，實現板坯輸送、測量、裝出料、物流跟蹤、加熱爐燃燒控制以及板坯庫的數據信息交換，通過plc和二級計算機系統進行順序、定時、聯鎖與邏輯控制，實現了操作自動化與物料系統的全線跟蹤管理。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。The conclusions are drawn as following : 1. regularity of fabrication in aluminum matrix composite ring - shaped performs with large dimensions and effects of parameters were investigated, based on the novel crucible movable spray deposition technology and equipment. the optimal parameters are that the diameter of the delivery tube is 3. 8mm, spray gas pressure is 0. 8mpa, spray height is 200mm, and transferring pressure of sic is 0. 5mpa
通過系統的實驗研究得到如下結論: 1 .基於新型的移動坩堝自動化控制噴射沉積環坯制備技術及裝置，研究了大尺寸鋁基復合材料環坯的制備規律，討論了噴射沉積工藝參數對沉積坯形成過程的影響，得到了最佳工藝參數:導流管直徑d = 3 . 8mm ，霧化氣體壓力p = 0 . 8mpa ，噴射高度h = 200mm ， sic顆粒輸送壓力p送= 0 . 5mpa 。Based on these parameters, the performs with the outer diameter 1200mm, the inner diameter 600mm and thickness 100mm were prepared. composition and microstructure homogeneity combined with fine primary silicon grain and uniform distribution of sic reinforced particles of 15 % were achieved
並在此工藝參數下，制備出了不同硅含量的鋁基復合材料環坯，其尺寸為1200 600 100mm ，沉積坯的組織均勻、初晶硅細小，增強相sic顆粒的分佈均勻，體積分數約為15 % 。This equipments including : four belt conveyer was driven by speed stepless motor on each line, being moved by electricity element control up and down, can be worked on the demand of given photo - cell and be controlled the tiles alignment
本設備包括：每線各4條橫向輸送帶由無級變速電機帶動，由電動元件控制升降，可按工作需要由光電元件控制坯體的排列。The process of the liquid phase sinter was studied, the study showed that the mo - cu sinter could gain 95 % - 97 % relative density when the relative density of the flan was 70 % - 80 %, the sinter temperature was 1100 - 1200, the sinter time was 80min - 100min and the sinter atmosphere was hydrogen
本文通過對mo - cu粉末生坯的燒結工藝研究得出，粉末生坯相對密度為70 80 ，燒結溫度為1100 1200 、等溫時間為80 120min 、氫氣保護氣氛下，可制備出具有高緻密度的mo - cu粉末燒結體。In this dissertation, the magnets were prepared by powder metallurgy. powders of ag were added during ball milling, and powders of al and ti were added separately and jointly during ball milling, while al and ti were jointly added during melting. the samples were sintered for 0. 5h at 1090
本文採用粉末冶金方法制備燒結磁體，在制粉階段添加ag元素，並單獨和復合添加ti 、 al元素，在熔煉階段復合添加ti 、 al元素，坯體在1090燒結0 . 5h 。分享友人