restriction characteristic 中文意思是什麼

restriction characteristic 解釋
節流特性
  • restriction : n. 1. 限制，限定。2. 拘束，束縛；自製。3. 【邏輯學】限定。
  • characteristic : adj 有特性的；表示…特性的，…特有的。 Japan s characteristic art 日本特有的藝術。n 特性，特徵，性...
  1. This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field

    本文從系統理論出發研究油氣動態系統基本統計規律，結合油氣動態系統的一般特點，結構特點，兼顧油田開發規劃設計的要求，利用功能模擬原理（含神經網路方法、微分模擬方法） ，依據油田歷史數據，建立了油田開發動態指標間的輸入輸出關聯關系，並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測，同時利用最優化原理，在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ，這些優化模型包括：產量構成優化模型（解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題） ；措施產量結構優化模型（解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題） ；產量分配優化模型（將油田的產量最優地分配到各採油廠）以及油田綜合開發規劃模型。
  2. 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。
  3. Firstly, the paper retrospects the development of eso and tries to probe into the theoretical field : the explanation of it ' s definition, the conclusion of it ' s characters, the comparison of eso and other stock inspiration system, followed by the analysis of it ' s theoretical basis and incentive effect ; meanwhile, the paper probes into the realistic situations of eso in usa and china in order to seek the regulation and draw the advantages and disadvantages ; to this part, the paper takes the following four items as the main barriers to eso ' s implementation in china : the over restriction of current law system, the low efficiency of the market, the poor corporate governance structure and a lack of a reasonable performance index system, and elaborately analyze the impacts of the obstacles on eso ; after the analysis made above, the paper gets down to taking some methods to solve the problems in accordance with the characteristic of the barriers. as far as the internal defects of the mechanism are concerned, the paper begins with the scientifically design of the key components, studying the aspects of bestowal, change, loss, the executive method and the executive time. then the paper focuses on designing a performance index system which is an essential part of eso, introducing the bsc to improve the present performance index system, under the reasonable guidelines resigning it at both the levels of company ' s and employee ' s levels. finally, as regards how to perfect the outside surrounding of eso, the thesis makes some suggestion

    本文首先回顧了股票期權制在國內外的發展及較為詳盡的分析了股票期權制度的相關理論：闡述了其涵義，特徵，理論基礎，激勵效應並於其他幾個較易混淆的股權激勵機製作逐一的比較，以進一步澄清人們對其的錯誤認識；同時，對股票期權制在美國和我國的現狀進行深入的實證研究，探求其內在規律，在肯定其成果時指出其不足；至此，筆者認為，我國上市公司要推行股票期權制度將主要面臨以下四類障礙：公司治理結構不完善、市場有效性差、現行法規體系不完善及缺乏客觀的業績考評指標體系，並詳細分析了各類障礙的現狀及對股票期權制的負面影響；在此基礎上，針對各類障礙的不同性質，著手探討消除這些障礙的措施：對于股票期權制內部的缺陷，本文先對各個關鍵要素進行科學設計，系統的剖析了贈與、變更、喪失、執行方式、股票來源等技術性問題，再以大量篇幅研究了如何構建出一套與實施股票期權制相配套的業績考核指標體系，引進平衡計分卡的思想對國內現有的指標體系加以改進，以一組合理的評價原則為指導，從公司及員工個人業績考評兩個層面上來設計該指標體系。
  4. There is no characteristic in the amino acid sequence 63 - 152 and it is the piece that we want to delete to identify the function of the segment. ie180 gene mutants deleted the 64 - 151 amino acid was amplified by muti - pcr and were cloned by pmdist - vector. the clone plasmids were named pjmp1p3p2. the segment corresponding to the sequence of 1 - 1079 amino acid of the genbank sequence amplified by pcr, its clone plasmids was named pjmp1p2. the segment corresponding to the sequence of 454 - 1079 of genbank sequence amplified by pcr and its clone plasmids is named pjmp6p2 - three clone plasmids and pcdna3 were digested by restriction enzyme bamhi and hind, the gene segment of p1p2, p1p3p2, p6p2 were recycled

    本試驗應用dnamis及prosis軟體分別對genbank中登記號為no352564的ie180序列進行了蛋白質序列分析，結果表明其1 - 34段氨基酸序列具有典型helix - turn - helix特徵序列，並且富含酸性氨基酸d及e ，是典型的dna識別序列；富含絲氨酸序列的152 - 409氨基酸序列是一個與激活有關的、潛在的磷酸化位點； 454 - 696氨基酸區域是dna結合域； 64 - 151氨基酸片段沒有明顯的序列特徵；從中可看出ie180蛋白的1 - 1080氨基酸段具有典型的轉錄激活因子結構特徵。
  5. In this thesis, the signal express format and characteristic of pulse internal phase modulation and pulse external frequency agile is introduced, and the signal design is processed based on the demand of radar system, the restriction of parameter design and various code format

    本文首先介紹了脈內調相脈間跳頻信號的表達形式和特點，並根據雷達系統的需求和參數設計的約束條件以及不同的編碼形式進行了信號的設計。
  6. Acetylornithine deacetylase is the key enzyme of producting l - methionine. we mainly do research work on the construction of acetylornithine deacetylase gene - engineering strain and characteristic of proteinase. in order to get high expression deacetylase strain, we obtain the gene by pcr arge gene. the product ( 2800bp ) was cloned into puc19 plasmid and confirmed with blue / white dot screening > restriction enzyme analysis and pcr. then taking the nucleotide sequencing compared with the sequence at blast of u. s. a. we constructed a high expression of gene - engineering strain - pxj 128 which containing the arge gene on the high expressing system of pxji18 with activity of acetylornithine deacetylase above 20000u / g

    為了獲得高效表達的脫乙酰鳥氨酸酶工程菌株，在工程菌技術改造及其固定化研究做了進一步的研究和探討。我們採用基因工程技術，通過pcr技術擴增出了酰化酶關鍵酶基因?脫乙酰鳥氨酸酶基因arge ，將其克隆到puc19載體中，經酶切鑒定、 pcr鑒定篩選出重組陽性質粒，並測序鑒定，通過美國blast程序進行了基因數據庫相似性比較分析。
  7. The pictures of probabilistic characteristic in both sides of impendence matching balance transformers are drawn, and probabilistic density figures are also given. the simulation model of shaoshan 4 electrical tractor is raised, at the same time facing the restriction of probabilistic method, the paper raised that using monte carlo simulation absorbed harmonics currents of the model of electrical tractor and simulated the superposition of low harmonics currents. through compared with real time data, the monte carlo simulation can be confirmed, and the breakthrough point of restriction of using probabilistic method is discussed

    為了有效模擬機車在運行中所產生的諧波電流，本文在matlab的平臺空間中建立了韶山4型電力機車的模擬模型，導入到matlab運算程序中，對低次諧波電流疊加進行模擬，從而證實了蒙特卡羅模擬法仍然是目前較為可靠可行的方法，同時討論了在電牽引系統中針對低次多諧波源疊加使用基於中心極限定理的概率分析方法必須使用相關參數進行修正，即需要和電力機車的帶電運行方式有機的結合在一起。
  8. The contents include as follows : the influencing factors of the displacement ductility factor of the unbonded partially prestressed concrete frame structures, such as stirrup reinforcement characteristic value, nominal shear span ratio, axial compression ratio, the appearing order of plastic hinges and partial prestressing ralio ( ppr ) are discussed. the formula of displacement ductility factor of the unbonded partially prestressed concrete frame structures is suggested by regression analysis. with regard to the aseismic design and the request of ductility and energy dissipation, the restriction of the flat - beam / column sectional size and aseismic reinforced design are discussed

    本文主要包括以下內容：討論了配箍特徵值、名義剪跨比、軸壓比、塑性鉸出現順序、預應力度等因素對無粘結部分預應力混凝土框架位移延性系數的影響，回歸了考慮影響因素的位移延性系數計算公式；對無粘結部分預應力混凝土扁梁框架結構，闡述了抗震設計對扁梁、柱截面尺寸的要求與限制；對滿足延性和耗能要求的無粘結部分預應力混凝土扁梁控制截面抗震配筋進行了探討；通過對無粘結部分預應力混凝土扁梁梁端的受力分析，改進了以往扁梁梁端扭矩設計值計算公式。
  9. On the basis of analyzing the respective development and current situation at home and abroad of cad / cae / capp technology, this paper brings forward the research direction - integration and intelfectualization combining the expert system. by the analysis of the characteristic and restriction of the gear components, this paper upbuilds the characteristic model based on the restriction and actualizes data transmission and information sharing among cad. cae and capp. this paper analyzes the general principle of parameter determination and strength check about gear and researches the algorithmic of gear strength check based on the characteristic. this paper introduces expert knowledge into respective procedure of cad. cae and capp and actualizes the intellectualization in design process. strength analysis and process planning. on the basts of aforementioned research. this paper develops the cad / cae / capp integration software of gear components by means of the active - automation technology provided by autocad and vb and conducts the integration with general mechanical and shaft components integrated designing system. the application of the software indicates this system has perfect function and project applied cost

    本文在分析國內外cad cae capp技術各自的發展歷史與現狀的基礎上，結合專家系統，提出了智能集成的研究方向。以齒輪類零件作為研究對象，在分析了其特徵及約束的基礎上，利用數據庫技術和圖形單元建模技術，建立了基於約束的特徵模型，實現了cad cae capp之間的數據傳輸和信息共享；分析了齒輪參數確定、強度校核的一般原則，進行基於特徵的齒輪強度校核的演算法研究；將專家知識融入在cad 、 cae 、 capp各個過程中實現了設計過程、強度分析和工藝分析的智能化。在上述研究的基礎上，利用autocad2000提供的activexautomation技術，以vb為開發工具，開發出了齒輪的cad cae capp集成軟體，並與其它機械通用件設計系統進行了集成。
  10. On the basis of analyzing application situation of cad / cae / capp technology at home and abroad, this paper brings forward the research direction ? integration and intellectualization combining the expert system. by the analysis of the characteristic of each part of worm gear, this paper upbuilds the characteristic model of worm gear based on the restriction and actualizes data transmission and information sharing among cad, cae and capp. this paper analyzes the general principle of parameter determination and strength check about worm gear and researches the algorithmic of strength check based on the characteristic about worm gear. this paper introduces expert knowledge into respective procedure of cad, cae and capp and actualizes the intellectualization in design process, strength analysis and process planning. on the basis of aforementioned research, this paper develops the cad / cae / capp integration software of gear components by means of the active - automation technology provided by autocad and vb. the applic ation of the software indicates this system has perfect function and project applied cost

    本文在分析cad / cae / capp技術在國內外應用概況的基礎上，結合專家系統，提出了智能集成的研究方向。以蝸桿傳動的各個零件作為研究對象，在分析了各自特徵的基礎上，利用數據庫技術和圖形單元建模技術，建立了蝸桿傳動的特徵模型，實現了cad / cae / capp之間的數據傳輸和信息共享；分析了蝸桿傳動中參數確定、強度校核的一般原則，進行了基於特徵的蝸桿傳動強度校核的演算法研究；將專家知識融入在cad 、 cae 、 capp各個過程中實現了設計過程、強度分析和工藝分析的智能化。在上述研究的基礎上，利用autocad2000提供的activexautomation技術，以vb為開發工具，開發出了蝸桿傳動的cad / cae / capp集成軟體。
  11. The standard current controlled bi - state pwm switching power amplifier has its intrinsic deficiencies, such as significant harmonic distortion and restriction of the dynamic characteristic, which have serious negative effects on the magnetic bearing system

    傳統的磁軸承開關功放大都採用電流兩態調制技術，存在電流紋波大、動態特性受限等缺點。
  12. First from the concept that explains ideological political educational economic function in general, through the analysis for its intension, substance and characteristic, hold its particularity ; then through knowing for the thorough of our country of current stage reality, from raising worker quality, promote the application and development of science and technology manage and promote level of management vigorously, the aspects such as sustainable development that promote restructuring the economy and optimization economy to develop the economy of environment as well as guarantee expound the major expression of its economic function emphatically ; at the same time, from main quality and structure and guest body participate in and accept, the aspects such as influence and restriction of environment and use as well as the option of carrier for its economic function restriction factor have made thorough analysis, and from role mechanism, it is machine made to probe the realization of ideological political educational economic function, last stay is for ample will my party this political advantage and fine tradition of our country in new period carry forward

    首先從總體上說明思想政治教育經濟功能的概念，通過對其內涵、實質和特點的分析，把握其特殊性；然後通過對我國現階段實際的深入了解，從提高勞動者素質、推動科技發展與應用、加強管理和提升管理水平、促進經濟體制改革、優化經濟發展環境以及保障經濟的可持續發展等方面著重闡明其經濟功能的主要表現；同時，從主體的素質和結構、客體的參與和接受、載體的選擇和利用以及環境的影響和制約等方面對其經濟功能制約因素作了深入的分析，並從作用機理上去探究思想政治教育經濟功能的實現機制，最終的落腳點是為了充分將我國我黨這一政治優勢和優良傳統在新時期發揚光大。
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