粗糙斷面 的英文怎麼說

中文拼音 [cāoduànmiàn]
粗糙斷面 英文
splintery fracture
  • : Ⅰ形容詞1 (長條東西直徑大的) wide (in diameter); thick 2 (長條東西兩長邊的距離寬的) wide (i...
  • : 形容詞(粗糙; 不細致) rough; coarse; crude
  • : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 粗糙 : (不精細; 不光滑; 不細致; 草率) coarse; rough; crude
  • 斷面 : section; fracture surface; plane of fracture
  1. Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections

    不同類型地貌區二維地貌表也表現出多度域分形特徵,而且隨著觀測尺度的增加,每個區間的分維值均表現為依次減小,表明外營力作用的影響逐漸被內營力作用所取代:不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區,體現了不同類型地貌表性或復雜性的差異,因此分維值大小可作為地貌表外營力侵蝕作用強度的重要指標:利用標度區的間點和各種地貌類型表分維值或宏觀效應趨於一致,提出5 - 6km左右可作為地貌的宏觀臨界點,並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。
  2. Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering

    主要考察了老混凝土表不同處理方式(刷毛,鑿毛,劈裂) 、界粘結劑類型(水泥凈漿,水泥砂漿, u型膨脹劑水泥漿) 、凍融循環次數等對新老混凝土粘結劈拉強度的影響,以及凍融作用下新混凝土加氣對粘結劈拉強度的影響。試驗結果表明,度對新老混凝土粘結性能有重要影響,隨著粘結度的增大,粘結劈拉強度不增加;界粘結劑類型對新老混凝土粘結性能有一定影響,在凍融作用下, u型膨脹劑水泥漿粘結效果不如水泥凈漿和水泥砂漿;凍融循環對粘結劈拉強度有較大影響,加氣能明顯改善新老混凝土粘結的抗凍能力。
  3. Therefore, this dissertation based on the pre - research defense projects of “ research on longevous service and high reliability of satellite ” of the national tenth - five - year plan, study the method of uncertainty inference, and the application of rough set theory in the development of the satellite fault diagnosis system, the main content of this dissertation is as follows : first, this paper incorporate the status in quo of the technology of fault detecting and diagnosis and the artificial intelligence ( ai ), realize the newest trend of the technology of fault detecting and diagnosis is that using the technology of artificial intelligence to solve the certainty and uncertainty problem in the actual engineering area

    為此,本文以國家武器裝備「十五」預研「衛星長壽命高可靠技術」研究項目為背景,研究不確定性推理理論中的集理論在衛星故障檢測和診中的應用,並開發相應的系統。主要研究內容包含以下幾個方:論文首先結合故障診技術及人工智慧技術的發展現狀,明確了故障診的發展方向是使用人工智慧的最新研究成果去解決實際應用中更為常見的各種確定和不確定問題。分析了解決不確定推理技術的主要方法及各自的原理並進行了比較。
  4. Great attention has been paid on the study of random surfaces in many scientific and technological fields such as the growth fronts of thin films, surfaces of fabricated optical devices, and the fractured cross - section of materials, etc.

    隨機表統計特性的研究是一個多年來倍受關注的問題,這一問題在如動力學的材料生長界,由大的沖擊而產生的,光學元件設計等諸多物理領域具有重要的意義。
  5. According to the the regression analysis on the bloting and shotcreting roadways of henan pingmei group, the regression equation on the degree that absolute grade and area of roadway influence coefficient of frictional resistance is built in the paper. the notable character test of the regression equation is completed. at last, the degree that absolute grade and area of roadway influence coefficient of frictional resistance is discussed and summed up. the practical and guiding sense in choosing coefficient of frictional resistance of congeneric roadways is given in the paper

    通過對平煤集團大量的錨噴巷道的回歸分析,建立了巷道壁絕對度和巷道積對摩擦阻力系數影響程度的回歸方程,並對回歸方程作了顯著性檢驗,最後對巷道程度和積對錨噴巷道摩擦阻力系數的影響程度進行了討論和總結,對同類巷道摩擦阻力系數的選取具有實踐指導意義。
  6. Firstly, influence factors of generalization of neural network are presented in this thesis, in order to improve neural network ’ s generalization ability and dynamic knowledge acquirement adaptive ability, a structure auto - adaptive neural network new model based on genetic algorithm is proposed to optimize structure parameter of nn including hidden layer nodes, training epochs, initial weights, and so on ; secondly, through establishing integrating neural network and introducing data fusion technique, the integrality and precision of acquired knowledge is greatly improved. then aiming at the incompleteness and uncertainty problem consisting in the process of knowledge acquirement, knowledge acquirement method based on rough sets is explored to fulfill the rule extraction for intelligent diagnosis expert system, by completing missing value data and eliminating unnecessary attributes, discretization of continuous attribute, reducing redundancy, extracting rules in this thesis. finally, rough sets theory and neural network are combined to form rnn ( rough neural network ) model for acquiring knowledge, in which rough sets theory is employed to carry out some preprocessing and neural network is acted as one role of dynamic knowledge acquirement, and rnn can improve the speed and quality of knowledge acquirement greatly

    本文首先討論了影響神經網路的泛化能力的因素,提出了一種新的結構自適應神經網路學習演算法,在新方法中,採用了遺傳演算法對神經網路的結構參數(隱層節點數、訓練精度、初始權值)進行優化,大大提高了神經網路的泛化能力和知識動態獲取自適應能力;其次,構造集成神經網路,引入數據融合演算法,實現了基於集成神經網路的融合診,有效地提高了知識獲取的全性、完善性及精度;然後,針對知識獲取過程中所存在的不確定性、不完備性等問題,探討了運用集理論的知識獲取方法,通過缺損數據補齊、連續數據的離散、沖突消除、冗餘信息約簡、知識規則抽取等一系列的演算法實現了智能診的知識規則獲取;最後,將集理論與神經網路相結合,研究了集-神經網路的知識獲取方法。
  7. Pattern recognition and fault diagnosis based on the rough sets theory and neural networks is studied in this dissertation. rough set theory in the noise environment and in the real region is generalized, and as the sametime, the methods of combine rough set theory with neural networks are proposed. the main contents of the dissertation are organized as follow : at first, a relation of nearness instead of indiscernibility is proposed for increasing the robustness of decision system which consists of noise pollution data

    論文運用集理論與神經網路方法進行了模式識別和故障診的研究,對在噪聲下和實數領域的集模型進行了擴展,研究了集與神經網路的多種集成應用方法,全文的主要內容如下:首先,論文針對經典集理論中的不可分辨關系對連續屬性值中噪聲數據缺乏容錯性的情況,提出一種相近關系代替不可分辨關系,並用不同的值調節相近關系中可接受的相近程度,限制了可冗餘的范圍。
  8. The main contents of this paper are as follows : 1. the fracture test results of 87 adhesive specimens of new and old concrete are presented. the failure patterns and main influencing factors of the specimens are discussed and analyzed, such as interfacial roughness, types of adhesive agent, size of the aggregate, adhesive ages of new and old concrete

    進行了四組24水平共計87個新老混凝土粘結試件的裂試驗,討論了新老混凝土粘結的裂機理及影響裂性能的主要因素,如老混凝土界度、界劑類型、混凝土骨料最大粒徑、粘結齡期等。
  9. Further more, approach for fdd based on rough set theory and logical fault tree ( lft ) is presented. the feasibility of forming a knowledge discovering and intelligent decision - making system for these a

    6 、對下一步在基於集的過程建模、控制和故障診等方將要進行的工作進行了展望。
  10. 2. based on the adhesive fracture test results of new and old concrete with the three point bending test method, the main influence factors of the adhesive fracture toughness are analyzed by means of the square - residual method. the multi - factor formula of adhesive fracture toughness is put forward, which will give the reference to the repairing and strengthening of concrete structures

    在新老混凝土粘結裂試驗的基礎上,對影響新老混凝土粘結裂性能的主要因素進行了顯著性分析,各因素對粘結裂韌度影響的顯著性大小依次為界度、界劑類型、粘結齡期、混凝土強度、混凝土骨料最大粒徑等;並給出了新老混凝土粘結裂韌度的多因素計算公式,可為工程設計和加固維修提供參考。
  11. A complicated model has been setted up to simulate the sodium flow in hot and cold plenum under normal condition and reactor scram of cefr, using fine grid to simulate the reactor internals and important equipments. this slove the problem that the simulation grids are very coarse in the precedeable work, and the accuracy and reliability of the simulation are improved. 4

    對cefr的額定工況和全廠電工況下的堆內過程進行了復雜的數學建模和分析,使用了精細的六體網格,對堆內構件和重要的設備進行了三維的數值分析,克服了以往數值模擬中網格過于的缺點,使數值分析的準確性和可信度大大提高; 4
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