程金相 的英文怎麼說
中文拼音 [chéngjīnxiāng]
程金相
英文
cheng jinxiang-
Phase - field simulation of non - isothermal solidification of binary alloy
二元合金非等溫凝固過程的相場法模擬Metallograph of cast carbon steels for general engineering purposes
一般工程用鑄造碳鋼金相The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備，對設備調試以及使用過程中出現的主要問題進行了簡要的說明，提出了一系列解決方法；闡述了吸氫、脫氫的基本原理；研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響；利用金相顯微鏡和掃描電子顯微鏡， x射線衍射分析，紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。The sequence of niruna enig corresponds with common processes and can be adapted to electroless nickel gold plants after adjustment
Niruna沉鎳金流程程序相應於一般沉鎳金流程，經調整后可被改用於此流程Caculation is carried through adopting mechanism function of the first order reaction, f1 : f ( ) = l -. the results have good linear relativities, a, the precipitated fractions are excellently representative, and f1 is ascertained the most probably mechanism function of " phase precipitation. the electric field reduces activation energies of " phase precipitation and average sizes of " particles both in 2090 and 1420 alloys
採用一級反應的模型函數f1 ： f （ ） = 1 - ，計算了相析出的動力學，計算結果具有良好的線性相關性，並且具有很好的代表性，確定f1為相析出的最概然機理函數；電場固溶使2090合金和1420合金升溫時效過程的相析出激活能有一定程度的減小，並減小了相顆粒的平均尺寸。This paper systematically discussed the fundamental, characteristics, research status and equipment of microwave sintering, and introduced the preparation and development of sintered ndfeb magnets, on the basis of which the effects of the parameters on the heating rate and sintering temperature were investigated. and by means of optical metallurgical analysis, x - ray diffraction analysis and the measurement of density and magnetic properties, the paper compared the properties and technology of ndfeb magnets sintered in microwave magnetic field with that of magnets sintered in conventional heating process
本文系統論述了微波燒結基本原理、特點、研究現狀和燒結設備，介紹了燒結ndfeb制備工藝和發展，在此基礎上研究了微波磁場燒結ndfeb永磁材料過程中各因素對升溫速率、燒結溫度的影響，並通過金相顯微分析、 x射線衍射分析、密度及磁性能測試等手段，將微波磁場燒結的ndfeb磁體與常規燒結的磁體進行了工藝與性能的對比分析。The important raw materials usually used in such thermosetting resin are bakelite, and metallographic specimen inlaying machine will be used in the same process
熱固性樹脂中經常採用的原料是電木粉，鑲嵌的過程需要使用到金相樣品鑲嵌機。The effect of solidification rate on the solidified structure, cooperation growth zone and microstructures such as tac rods volume fraction, tac rods average spacing, tac average transverse area and y phase in this eutectic composite were systematically investigated with lmc. the relationship between solidification processing controlling and solidification microstructure was established
藉助金相技術、電鏡技術、圖象處理技術等多種分析測試手段，考察試樣的界面形態、組織特徵以及共晶形貌等多方面的凝固特性，建立了凝固過程式控制制與凝固組織的對應關系。Through experimental detection methods of macro inspection, chemical composition analyzing, mechanic performance testing, micro metallography analyzing and x ray diffraction, the blowout reasons of low - temperature superheater tube were analyzed in the process of boiler operation
摘要通過宏觀檢查，化學成分分析，機械性能測試，金相檢驗和x射線衍射等試驗檢測方法，對鍋爐運行過程中低溫段過熱器管爆裂原因進行了分析。According to our experimental investigations of varying load amplitude, it was found that the phenomena of fatigue crack growth retardation occurred for pmma material following a high overload cycle exerted among the regular constant amplitude load cycles, the ratio of peak value of overload to that of the regular cycles should be over at least 1. 35 to make the retardation taking effect. the experiment scheme for measuring the shutting - off ratio of overload ( defined as the overload ratio when da / dn < 10 - 7 / cyc. )
本文試驗分析了變幅載荷對裂紋擴展的影響，證實了有機玻璃也存在超載遲滯現象，通過金相觀察分析，提出超載遲滯的過程實際上是裂紋前緣萌生新的裂紋的過程的觀點，同時提出超載遲滯的合理的解析，並且給出超載遲滯比，為隨機載荷下疲勞擴展模型的建立提供了一個重要的參數。Dgif has a complete and perfect quality control system, which exercises the quality control over the whole process for the production of the castings
大重鑄鐵擁有完備的質量管理體系，其對鑄件生產實行了全過程的質量控制，擁有獨立的理化實驗室，金相實驗室和力學實驗室。Standard practice for preparation of metallographic specimens
金相試樣制備的標準實施規程范The metallographic sample cutting machine is mainly used to inspect the quality of production and research material science, the step motor, which status influences the quality of the metallographic sample, is the key component to make the moving mechanism run
自動金相試樣切割機是用於產品質量檢驗和材料科學研究的專用設備，步進電機是驅動往復運動機構的關鍵部件，它的運行狀況很大程度上影響切割金相試樣的質量。Inlaying is a key step in the specimen preparation process for the metallographic research process and it can be realized through various methods such as mechanic inlaying, resin inlaying and special inlaying
摘要鑲嵌是金相研究過程中試樣制備階段的一個步驟，可採用機械鑲嵌法、樹脂鑲嵌法以及特殊鑲嵌法。" accounting standards for business enterprises : cash flow statements " of china requires that all enterprises should prepare cash flow statements from 1998 on, which may overcome many limitations associated with accrual accounting measurement procedures manifested in traditional financial statements
摘要中國的《全業會計準則現金流量表》要求所有企業從1998年開始編制現全流量表，它克服了傳統財務報表所體現的、與應計制會計確認和計量程序相關聯的局限性。The study result is listed as follow : the transformation pseudo - elasticity property of shape memory alloys is simulated exactly with the above mentioned method of value calculation. the shape memory alloys re - centring damper presents typical " double flag " hysteretic curve, and the result accords with the theory analysis. the property of above new isolation device is excellent, the seismic response of the super - structure is significantly reduced, and the fully re - centring capacity after earthquake is obtained
研究結果表明，文中所提的數值求解方法能夠反映形狀記憶合金相變偽彈性的基本特徵；形狀記憶合金自復位阻尼器在循環荷載下呈現出典型的雙旗型滯回曲線，程序的模擬結果與理論分析相吻合；這種新型隔震裝置的性能優良，既可以大大減輕地震對上部結構的影響，同時也具有很好的震后自復位功能。Standard of inspection and measurement of ray photographing for metal melting meld seam of building installation engineering
建築安裝工程金屬熔化焊焊縫射線照相檢測標準Standard for inspection and measurement with ray photographing for metal melting weld seam of building installation engineering
建築安裝工程金屬熔化焊焊縫射線照相檢測標準With frame gather card and ccd, metallographic image which can be processed by computer is acquired after a serials of the applications of digital image technique such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. an automatic quantitative metallographic analysis system is developed with visual c + + 6. 0 to realize the measuring of the size of the metal crystalline grain, evaluation the proportion of the second tissue of the metal, micro hardness. with three - level browser / server mode and active server technology, the system gives the remote user the applying service through network to communicate and analyze the image information
利用數字圖像處理技術，對圖像採集卡或ccd攝像頭採集到的金相圖像進行灰度轉換、二值化、噪音消除、圖像增強、邊緣提取等一系列圖像預處理，獲得計算機可以處理的數字圖像；並利用visualc + + 6 . 0開發定量金相分析系統，以實現對晶粒大小、金相組織第二相相對含量、顯微硬度等參量的自動測量；採用基於browser server的三層體系結構，通過網路訪問，並利用activeserver技術給遠程用戶提供應用服務，以便於根據圖像分析結果，給出專家分析意見，實現異地分析及交流。The main research content of the article is involved as follows : ( 1 ) the research and discussion of the quantitative metallographic analysis methods and the measuring methods of micro hardness. ( 2 ) the application of digital image technique in metallographic image preprocess such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. the application of the wavelet and multi - resolution analysis in metallographic image procession to improve the measuring accuracy and efficiency. the application of the region growth and mathematical morphology in analyzing image parameters to improve the flexibility and exaction
本文的主要研究內容： （ 1 ）定量金相分析和顯微硬度測量的方法研究； （ 2 ）利用數字圖像處理技術，實現金相圖像的灰度轉換、二值化、噪音消除、膨脹收縮、圖像增強、邊緣提取等預處理；引入小波理論、基於數學形態學的區域生長法對采樣圖像進行分析，實現了對採集圖像邊緣的有效提取，從而提高了測量精度； （ 3 ）開發了金相圖像分析系統的主體結構（硬體結構和軟體結構） ； （ 4 ）採用windows開發平臺的面向對象程序設計語言microsoftvisualc + +進行系統的模塊化設計； （ 5 ）提出了採用多模式的知識表示方法建立知識庫，應用正反推理、模糊數學模型、基於規則的模式匹配模型建立金相分析專家系統。分享友人