metallographic analysis 中文意思是什麼

metallographic analysis 解釋
金相分析
  • metallographic : 金相的
  • analysis : n. (pl. -ses )1. 分解,分析;【數學】解析。2. 梗概,要略。3. 〈美國〉用精神分析法治療(= psychoanalysis)。
  1. By means of chemical composition analysis, hardness testing, non - metallic inclusion examination, metallographic examination, macro and micro - fractography fracture analysis were conducted

    對剃齒刀斷口進行了宏、微觀檢驗、化學成分分析、硬度測試和非金屬夾雜物及顯微組織檢驗。
  2. Quantitative metallographic analysis of modification level of hypoeutectic al - si alloys

    合金變質級別的定量金相分析
  3. 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。
  4. Metallographic analysis refers to inspecting and evaluating material microstructure with all kinds of analyzing apparatuses. not only it can reveal the relation between microstructure and properties, evaluate the reliability of the technological methods, but also it is the important means to inspect the product quality, develop new material and technology

    金相分析主要是利用各種顯微鏡對材料的微觀組織結構進行檢驗和評定,它既能揭示不同顯微組織和性能的關系,又能檢驗工藝手段是否達到了預期的目的,是檢驗產品質量的依據,是發展新材料、新工藝的重要手段。
  5. Failure of cast aluminiuin alloy box was analysed by metallographic and fractographic analysis, and cast defect anti variation of cross section thickness were identified as main causes of failure

    通過金相及電鏡斷口分析,確定箱體失效系鑄造缺陷和幾何截面差過大所致。
  6. ( 5 ) establishing the measuring metallographic expert database with multi - modes express, obverse - contrary deduce method, fuzzy mathematical model pattern matching based on regulations. its reliability, accuracy and reappearance can satisfy requirement of quantitative analysis of metallographic microstructure. the system has great theoretical and practical significance in setting up quantitative relation among the composition, microstructure and mechanical property, selecting appropriate material, customizing suitable process and developing quantitative metallographic

    廣東工業大學工學碩士學位論文利用本系統對金相組織自動分析的可靠性、準確性能滿足一般定量金相分析的要求;它對于建立金屬材料成分、組織與性能之間的定量關系、合理地選擇金屬材料、制定合適的加工工藝、發展定量金相都具有重要的理論意義和使用價值。
  7. The failure of the spindle half - coupling on the bloomer has been analysed by many methods, such as chemical analysis, mechanical property analysis and metallographic analysis

    摘要利用化學分析、力學性能分析及金相分析等手段,對初軋機接軸半聯軸節失效原因進行了分析。
  8. Analysis of metallographic diagram of spherulitic graphite iron computer

    球墨鑄鐵金相圖象的微機分析
  9. In the end of the dissertation, a tube lifetime evaluation software system is developed with the utility of the finite element analysis stress computation and the metallographic tests. the lifetime of the platen superheater tube is evaluated by the software system

    最後,綜合以上應力解析法、有限元應力計算和余相試驗研究開發了管件壽命評估軟體系統,並使用該系統綜合評估了屏式過熱器管段的壽命。
  10. The fracture reasons of forming dies, which cracked during forming process of cranks, were analyzed by means of chemical composition analysis, metallographic examination and fracture analysis in this paper

    摘要採用化學成分分析、金相檢驗和斷口分析等方法,對開裂的成型模進行了分析。
  11. The hot austenite grain distribution and the phase composition at normal temperature were obtained with the aid of metallographic analysis method after the rolled workpieces were divided at the specified position on the linear cutting machine

    對軋后工件進行指定位置線切割取樣,並用金相分析法得到變形后工件的高溫奧氏體晶粒尺寸分佈及低溫相組成。
  12. The microstructure, the hardness and the wear resistance properties of the composites fabricated by semi - solid casting has been studied and analyzed metallographic analysis indicated that sic particles dispersed uniformly in the composites

    本文採用半固態復合鑄造法制備了sic顆粒增強鋁基復合材料,並對這一系列材料的微觀組織、硬度及耐磨性能進行了研究與分析。
  13. 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。
  14. Metallographic analysis indicated that sic particles dispersed separately and more uniformly in the parts than in the ingots and the stir techniques during remelting was decisive to the die - casting of the composite. the interface between sic particles and the alloy was clearer than that in ingots

    對壓鑄件的金相檢驗表明,重熔攪拌工藝對復合材料壓鑄件的成功制備有重要意義; sic顆粒在壓鑄件中的分佈比在鑄錠中更為均勻,且呈單顆粒分佈, sic顆粒與基體結合處的界面也比鑄錠中更為清晰。
  15. 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。
  16. It was pointed with the experiment methods of electro - chemistry, metallographic analysis, weighing, spot count and bending that : the additives play an important part in getting high quality coating. however, the effect of different kinds of additives on performance of electrolyte and coating and the part of same additive in different electrolyte are varied. each additive is selective to electrolyte

    通過電化學方法、金相組織分析、重量法、斑點法、彎曲法等試驗方法研究指出:添加劑對鍍層質量起著至關重要的作用,但不同類型的添加劑對鍍液和鍍層性能的影響並不相同,同一添加劑在不同鍍液中所起作用亦有差異,各種鍍液對添加劑具有選擇性。
  17. The equal - grain - area - circle diameter and the roundness were defined to scale the form factor and quantified the degree of the grain ' s globalization. metallographic analysis, xrd, tem and edax were expired to observe the evolution of the microstructure, the changing of the phase and the changing of the component

    定量測試晶粒的等積圓直徑和球化度等形貌參數,比較形變組織的半固態球化效果,採用金相分析、 xrd 、 tem 、 edax等方法觀測組織演變過程特點,並考察第二相及微區成分的變化。
  18. It is researched that the influence on the tube lifetime of the metallographic structure and the alloy element and the rigidity by the test the superheater and reheater tube which is made of 12cr2mowvtib steel. the metallographic change after the tube has run in the high temperature and high pressure condition for long time is more believable and frank than the intensity lifetime analysis to evaluate the tubes remain lift time

    然後,通過試驗研究了過熱器和再熱器管12cr2mowvtib鋼材的金相組織、合金元素和硬度等對管道壽命的影響,分析管材在高溫高壓下長期運行后金相組織的變化情況,對管材定性壽命評估,這種與強度壽命分析完全不同的方法直觀可信的展示了材料損傷狀況。
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