concrete sample 中文意思是什麼

concrete sample 解釋
混凝土試件
  • concrete : adj 1 具體的,有形的;實在的,實際的。2 固結成的,混凝土製的。3 圖案詩歌的(參閱concrete poetry)...
  • sample : n 1 樣品,貨樣。2 標本;榜樣,實例。3 【統計】典型取樣,抽檢查。4 【電訊】信號瞬時值。5 【冶金】 ...
  1. Study on the characteristic of piezoceramic actuator is an important step in the studying of undamaged - inspection process based on piezoceramic actuator technology. this thesis firstly dwells on the sample model of piezoceramic actuator under the restriction of concrete. through theory and experimentation analysis, we arrives at a conclusion that the vibration behavior of piezoceramic actuator belongs to that of the thin plate

    本文著重研究了在混凝土約束條件下壓電陶瓷片的樣本模型,在此基礎上通過理論探討和實驗現象分析,認為埋置於混凝土中的壓電陶瓷片是符合彈性力學中克希霍夫有關薄板理論的假設,是屬于薄板振動問題,並確定了其邊界約束條件。
  2. Failure probability of coarse aggregates ( pfca ) could be a sample index durability evaluation of concrete in compressive strength test, where pfca was the ratio of number of total particles to which of the broken ones of coarse aggregates in the failed faces of a concrete specimen

    混凝土抗壓試驗中,粗集料破碎率p _ ( fca )可以作為混凝土耐久性的一個簡要評價指標,其定義為試件斷裂面上破碎的粗集料顆粒數與暴露的粗集料顆粒總數之比。
  3. The content of this paper is arranged as foll owing : chapter 1 introduces the concept of credit, credit risk and credit assessment, as well as the history and development of credit assessment ; chapter 2 introduces the history of ai technology, and the background of expert system and neural network. characters and disadvantages of expert system and neural network are presented respectively and the necessity of combining expert system and neural network is lightened ; chapter 3 shows the process of dealing with sample data, including the treatment of exceptional data and factor analysis, and puts forward the concrete framework of the mixed - expert credit assessment system ; chapter 4 introduces concept of object - oriented technology, and constructs object model and functional model after analyzing the whole system. it also illustrates the implementation of concrete classes by an example of rule class and the inference algorithm in the form of pseudocode ; chapter 5 introduces the structure of the whole system, the major functional models and their interfaces, and the characteristic of the system is also generalized ; chapter 6 summarizes the whole work, and points out the remaining deficiencies as well as the prospective of this method

    本文具體內容安排如下:第一章介紹了信用、信用風險、信用評價的概念,回顧了信用評價的歷史、發展和現狀,並綜合各種信用評價模型,指出這些模型各自的優缺點:第二章簡單描述了人工智慧技術,著重介紹有關專家系統與神經網路的基礎知識,通過總結它們的優缺點,指出結合專家系統與神經網路構造混合型專家系統的必要性;本章還介紹了神經網路子模塊的概念,提出了混合型專家系統的一般框架與設計步驟:第三章對樣本數據進行處理,包括異常數據的剔除、因子分析等,提出了信用評價混合型專家系統的具體框架結構,介紹了系統知識庫的主要部分、基於優先級的正向推理機制的流程、以及基於事實的自動解釋機制的具體實現方法;第四章介紹了面向對象技術,進而採用面向對象對信用評價系統進行分析,建立了對象模型和功能模型,並在此基礎上,採用c + +語言以規則類為例說明系統中具體類的實現,用偽代碼的形式描述了推理的演算法;第五章描述了整個系統的結構,對系統主要功能模塊和界面進行了介紹,並總結系統的特點;第六章總結了全文,指出本文所構造系統存在的不足以及對將來的展望。
  4. This formula used inverse regression and data fusion technical and maximum likelihood theory, then this method enabled random sample value obtained in ultrasonic and rebound method of different detection population to mix together effectively, and reach estimation of concrete strength

    該公式利用逆回歸理論、數據融合技術和最大似然原理,將回彈值和聲速值分別看作被解釋變量,將來自超聲法和回彈法不同量綱的檢測數據進行有效融合,得出混凝土強度的推定值,該推定結果具有無偏性和方差最小性質。
  5. In accordance with the wide application of accounting computerization in enterprises, it puts forward concrete control methods for enterprises " electronic information systems is suggested and the internal control mode of the computerization system is established. the paper surveys and analyzes the present situation and difficult realign of enterprises " internal control, points out reasons of the weakening financial monitor in our country, and on this base advances measures to improve it. in this paper, taking the northwest machine plant as a sample to study, the emphasis is laid on contents of it in the view of theory and practice, and synthetically analyzes its science, practicality and operability of each method, we concretely designs the foundation and methods of the internal financial control, hence to explain the practicality and operability of internal financial control system, and also to provide large - middle scale enterprises a reference case of realizing the actualizing internal control for nation

    本文以企業作為控制主體,闡述了內部財務控制的理論基礎? ?內部控制理論以及其歷史發展進程,提出企業內部控制的五大要素,建立內部控制的基本原則、目標等基本理念;根據我國關于內部控制規范要求,較詳細的論述了企業內部控制的十種方法;針對會計電算化在企業的廣泛採用及存在的問題,為企業電算化系統的控制提出具體控制方法,並建立了電算化系統的內部控制模式;並且論文對企業內部控制的現狀、難點作了調查和分析,指出我國目前內部控制和財務監督弱化的原因,在此基礎上提出了改善的對策;在論文中以西北機器廠作為研究對象,重點對企業內部財務控制的內容從理論與實踐的角度作了全面闡述,對各種方法的科學性、實用性和可操作性做系統分析,並對該企業貨幣資金控制的實施及效果評價,說明企業內部控制體系的有效性和可行性,為我國大中型企業實施內部控制提供參考例證。
  6. Verification of concrete strength ( destructive ) by coring - sample of concrete is cored cut, capped strength of the in - situ concrete

    用作證明混凝土之強度-從現聲場鉆孔取樣板以作搞壓試驗,從而印證混凝土之強度。
  7. The working stress of the rc compression member in existing structures can be calculated through measuring strain change before and after drilling the hole, determining the compressive strength and elastic modulus of concrete through the drilled sample and combining the calculating results of the finite element method

    該方法通過測試鉆孔前後孔邊應變的變化,利用鉆取的芯樣推定混凝土的抗壓強度和彈性模量,再結合有限元計算分析,得到已建結構中鋼筋混凝土受壓構件的工作應力。
  8. On the basis of spot sample and laboratory experiment, authors studied the time - variant probability model early age period mechanical properties of high - strength concrete

    通過現場試驗建立了高強度混凝土早齡期力學性能的經時概率模型。
  9. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中,根據系統要求,充分考慮鐵路上的實際情況,針對具體問題採取了一系列的相應措施,如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ,設計了v f變換電路和外部a d轉換電路;在硬體抗干擾方面,將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系;在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法,即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值,從而使數據的準確性得到極大地提高。
  10. Saturated core sample concrete

    飽含水分混凝土芯樣本
  11. In the paper, with the theoretical knowledge of blasting demolition of reinforced concrete framing structure in rural and foreign, we set up all kinds of knowledge base of blasting demolition of reinforced concrete framing structure, such as blasting power. explosive properties of blasting power, base of blasting demolition. with the actual projects and the field experience, we set up the sample base, for example engineering condition, detonation parameter, blasting effect

    本論文在總結現有國內外文獻資料對鋼筋砼框架結構建築物拆除爆破的爆破設計及分析方法和技術的基礎上,對鋼筋砼框架結構建築物拆除爆破作出一些定性和定量的數值分析和計算,建立簡化的力學模型和示意圖。
  12. Abstract factory design pattern ( sample - an abstract factory provides an interface for creating families of related objects without specifying their concrete classes

    一個抽象工廠提供了用於創建一系列相關對象的介面,而不用說明它們的具體類。
  13. They were typical and representational, the 1, the temperatures of road surface and the sample of soil were collection and menstruated. after experimentation, the data of 1 under kinds of situation were got. through the data treating with, this thesis is got the season coefficient about asphalt concrete road surface under the dry - or waterish state

    本文主要是科學、合理地選定具有代表性、典型性路段,對該路段的路面彎沉值、地表溫度、土樣等進行外業採集、測定,再通過試驗和內業數據整理計算,得出瀝青路面不同干濕狀態下彎沉值的季節影響系數。
  14. An example of faults diagnosis in a complicated electromechanical system - horomill is cited ; and according to its concrete features, this thesis covers the measuring and the collection of fault feature information, the composition of the software and the hardware of faults diagnosis system, and the collection of sample books. the author takes the algorithm of faults diagnosis of artificial neural networks to emulate the faults diagnosis of the horomill system. th e thesis proves the feasibility and the superiority of faults diagnosis of the artificial neural networks - based electromechanical system

    以輥碾磨這一復雜機電系統的故障診斷為實例,針對輥碾磨的具體特點,研究了故障特徵信息的檢測與提取、故障診斷系統軟體和硬體的構成以及學習樣本的選擇方法,並利用人工神經網路的故障診斷演算法對該系統的故障診斷進行模擬,證明了基於人工神經網路對機電系統故障診斷的可行性和優越性。
  15. With mortar being separating matrix, from aspects of theories and test - methods of workability - design, separation mechanism of water - reducer for cement paste, relation between properties of interfacial zone and concrete durability etc, this work focused on sample index for durability evaluation, saturation dosage of water - reducer, test for rheological properties of mortar and test on concrete workability etc, achieved following main conclusions. 1

    本研究以砂漿為分散體系,對混凝土的工作性設計從理論到測試方法、從減水劑對水泥漿體的分散機理、從混凝土界面性能與耐久性的關系等不同角度,對砂漿流變性能的測試方法和混凝土工作性的測試、減水劑飽和摻量、耐久性簡要評價指標等方面進行了研究,得到以下主要結論。
  16. Method of making test sample of concrete in laboratory

    實驗室內混凝土試樣的製作方法
  17. The main contents of the thesis are shown as follows : presenting fundamental theories of statistic pattern recognition, discussing rgb ( red, green, blue ) color space, ohta color space, hsi ( hue, saturation, intensity ) color space and its converted color space, materials consistency in gray scale and the application in removing foreign bodies in tobacco flows, hence presenting recognition pattern based on " unit recognition ", designing sample machine for this purpose, which consists of material - providing system, optic system, image - grabbing system, real - time intelligent image - processing system and systems of automatically rejecting foreign bodies and self - diagnosis, analyzing and optimizing hard wares, offering concrete designs such as optic system and air - ejector driver circuit, presenting and realizing physical ram

    本文的主要內容有:統計模式識別基礎理論及它們在煙草異物識別中的應用;討論了rgb ( red 、 green 、 blue )基礎顏色空間、 ohta顏色空間、 hsi ( hue色調, saturation飽和度, intensity亮度)顏色空間及其變換空間、物料圖像紋理、灰度均勻性等在煙草異物識別中的應用,並在此基礎上提出了"基於判別單元顏色統計特性"的煙草在線異物識別模型,設計並研製了煙草在線異物實時識別與自動剔除系統原理樣機,它由供料系統、光學系統、圖像數據採集系統、實時智能圖像處理系統、異物自動剔除系統以及自診斷系統等組成。
  18. According to the viewpoint of prof. f. h. wittmann and the development trend of concrete science, the author has successfully combined the theory of fuzzy cluster analysis with the quality control work of rmc production by mathematical modeling, hi actual work, there are some differences of concrete mix proportion and concrete performance index between the standard sample that is accord with all demands of hpc and differential sample that is mainly accord with demands of mix design by comparing and clustering. therefore, rmc is up to the standard of hpc after adjusting these differences

    本文正是基於上述指導思想和混凝土材料科學的發展趨勢,把模糊聚類的分析理論和混凝土質量控制工作中存在的問題,通過建立數學模型將二者有效地結合起來,其目的及意義是:在實際工作中,將基本符合設計要求的若干組混凝土配合比數據、性能指標數據,與經過工程實際檢驗、符合高性能混凝土各項指標要求的混凝土進行比較、歸類,找出差異,調整參數,實現混凝土生產的高性能化。
  19. The paper through making marshall and the wheel rut test sample joining the fiber in the asphalt concrete, carries on a series of experiments and studied the asphalt concrete to mix the textile fiber by the marshall stability, the water stability, the high temperature stability, the low temperature crack resistance energy, and carries on the contrast analysis to the ordinary dense gradation asphalt concrete of the performance

    摘要通過將纖維加人瀝青混凝土中製成馬歇爾和車轍試件,進行一系列的試驗,研究瀝青混凝土摻纖維后的馬歇爾穩定度、水穩定性、高溫穩定性、低溫抗裂性能,並與普通密級配瀝青混凝土進行路用性能的對比分析。
  20. Be specific ; be concrete. saying " i don ' t like this, " or, " something about this bothers me, " doesn ' t provide useful direction. give examples or show a sample of what you ' re looking for

    詳細的說明,具體的形容.一句」我不喜歡這個」或是」我總覺得這里有點不對」並不能給予你的工作人員一個明確的方向.起舉例說明或拿出類似你想要的樣品來加強你的意見
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