混響類型 的英文怎麼說
中文拼音 [húnxiǎnglèixíng]
混響類型
英文
reverb type-
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面不同處理方式（刷毛面，鑿毛面，劈裂面） 、界面粘結劑類型（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面劈拉強度的影響，以及凍融作用下新混凝土加氣對粘結面劈拉強度的影響。試驗結果表明，粗糙度對新老混凝土粘結性能有重要影響，隨著粘結面粗糙度的增大，粘結面劈拉強度不斷增加；界面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；凍融循環對粘結面劈拉強度有較大影響，加氣能明顯改善新老混凝土粘結面的抗凍能力。Most of the pandas are distributed between 2 600 - 2 800 m ; 2 ) the pandas more often exploit the conifer - and - broadleaf - mixed forests and prefer to feed fargesia denudafa and more of their activities happen in forests where arrow bamboo grows better ; 3 ) the pandas avoid habitats where human disturbance is intensive ( x2 = 22. 000, df - 3, p = 0. 000 ) ; logging and livestock grazing significantly influence feeding habitats of pandas, while herb collecting and poaching has not. the giant pandas prefer the habitats where no human disturbance occurs. in conclusion, human activitires have intensively influenced feeding and other activities of the giant panda and its habitats
垂直主要分佈在海拔2600 - 2800m范四川大學碩士學位論文圍內; 2 ）主要利用植被類型中的針闊混交林，選擇有缺苞箭竹、而且缺苞箭竹生長良好的生境，對位置和森林起源這兩個生境因素的不同水平，都是隨機利用，沒有表現出明顯的偏好; 3 ）大熊貓明顯迴避那些人類干擾強度大的生境（ xz二22 . 000 ， df = 3 ， p = 0 . 000 ） ;伐木和放牧對大熊貓食竹的生長狀態有明顯影響，對發生采藥和偷獵的生境沒有明顯迴避;對於人類干擾強度大的生境，大熊貓利用頻度很低，干擾弱或中等時，表現出隨機利用;對于沒有干擾的生境，是高頻利用。In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented
本文借鑒鋼框架節點構造，設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點，包括常規栓焊（ wfp ）節點、翼緣全螺栓連接（ bfp ）節點、雙t板連接（ dst ）節點以及加勁端板連接（ sep ）節點，進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究，比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵，主要結論有： 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈，沒有或略有捏攏現象，耗能能力強； 2 、軸壓比對節點滯回曲線有顯著影響，全部節點都有顯著的剛度退化； 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段，具有良好的延性性能； 4 、從整體抗震性能上看，翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點，可在實際工程中加以推廣。In practical uses, the major performances of concrete are associated with the quantities, types and the service conditions of the expansion - admixture. the expansion admixtures of concrete available at present still have many shortcomings, such as the greater quantities required, the non - relevance between developments of concrete strength and durability and expanding speeds of expansion admixture, the evaluation of expanding effects, the def of aft etc. unfortunately, few achievements in these aspects have been obtained all over the world
在實際使用中，膨脹劑類型、摻量及其使用條件對混凝土的主要性能影響很大，現有的膨脹劑存在著實際摻量較大、混凝土強度及耐久性發展與膨脹劑的膨脹速率不協調、膨脹效能如何評價、鈣礬石aft相延遲性反應（ def ）等一系列問題，而目前國內外這方面的研究成果較少。Through the experiment of the interfacial bonding shear strength and the shrinkage strain of concrete, the influence of the interfacial roughness of used concrete surface and interfacial bonding agent to interfacial bonding strength is revealed ; new concrete component and the shape and size of concrete slab are main factor affecting the shearing stress in layers
試驗結果表明：老混凝土粘結面的粗糙度和界面粘結劑類型對新老混凝土界面粘結強度影響很大；新鋪混凝土材料和混凝土路面板形狀尺寸是影響新老混凝土粘結面收縮剪應力的主要因素。How asphalt type affects asphalt mixture trace
瀝青類型對瀝青混合料車轍的影響It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between
在公式推導的基礎上，結合相關試驗資料，研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度（雙折線型體外筋的情況）以及荷載類型等對體外預應力混凝土簡支梁受力性能的影響。Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times
基於上述研究，得出的主要結論有：建築物震害預測是一個模糊的、系統的、復雜的問題，現有的方法很多一般都是以震害統計規律、專家經驗、理論分析和試驗研究為依據，有其自身的優缺點和一定的適用范圍；應針對不同的建築物條件、場地條件、地震強度和已有經驗等，採用不同的預測方法進行建築物震害預測，以使預測結果達到預期的精確性、可靠性和可操作性；建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣，成為指導抗震防災的重要依據，各類結構的震害情況表現為： 6度地震作用下各類建築物基本完好； 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕微破壞為主； 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主； 9度地震作用下鋼筋混凝土結構以輕微破壞為主，單層工業廠房和空曠房屋以中等破壞為主，其餘建築以嚴重破壞為主；建築物的震害預測結果體現了未來地震來臨時的震害程度，在編制漳州市區抗震防災規劃時，對于遭遇50年超越概率10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固；由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分，重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增，漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度（ 7度）時，漳州市區直接經濟損失約4 . 5億元，無家可歸人員約40000人，且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關，地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。South high temperature and wet climate easily leads asphalt pavement to water damage, this writer participated in the guangdong meihe highway asphalt pavement construction, mainly through the asphalt mixture marshall immersion test, splitting freeze - thaw test anylyze asphalt mixture types and asphalt content ' s influences to the water stability, and gives the linear fitting relationship about the soaking remnants stability and freeze - thaw splitting strength and oil - stone ratio. and water stable indicators and the oil - stone ratio ' s second linear fitting relationship, finally stressed asphalt and asphalt amount significance to water stability
摘要通過瀝青混合料的浸水馬歇爾試驗、凍融劈裂試驗分析了瀝青類型及瀝青用量對瀝青混合料水穩定性的影響，並給出了浸水殘留穩定度與凍融劈裂強度與油石比的線性擬合函數關系，以及水穩性指標與油石比的二次函數關系，最後指出改性瀝青和瀝青用量對混合料水穩定性的意義。3. based on the bond test for 33 concrete specimens and gfrp and bending test for 15 beams strengthening with gfrp, surface preparation of concrete, type of epoxy adhesives, thickness of adhesives, hardening time of adhesives, cure condition after strengthening are considered, and the effect on concrete structures strengthening with gfrp causing by construction behavior was analyzed. 4
根據gfrp片材加固混凝土結構在施工中常涉及到的一些相關因素，如混凝土基層表面處理情況、所選用的粘結劑類型、塗抹粘結劑的厚度、加固的方式以及養護狀況，進行了33個混凝土試件與gfrp片材的剪切粘結試驗，並進行了採用gfrp片材加固的15根混凝土梁的抗彎試驗，分析了與施工性能相關的因素對gfrp片材加固混凝土結構效果的影響。In addition, according to difference between the top - level materials and the low - level materials, the model of leveling the mat erial flow is set up separately. furthermore, the model of leveling the material flow with constrain of resource supplying limit. in the model of optimization on the workload, the mutual effect of line balancing and scheduling is analyzed by an instance ; the factors of line balancing, scheduling, and system parameters, such as workstation length, the launch rate are taken into considered
在基於負荷的多目標協同優化模型中，通過實例分析了平衡設計與排產設計對系統目標的交互影響，綜合了流水線的平衡設計和排產設計與工作站長度、產品投放速率等系統參數對系統的影響來優化混合流水生產系統設計，建立了在2種工作站類型與2種假設情形構成的4種組合下的優化模型，給出了一個優化實例。As far as background knowledge is concerned, the dramatic influencing factors are calculation concept, formula, law, the four - form - mixed - calculation. the factors that attribute greatest to convenient calculation are concept, formula and law. in the personal factors, age and gender do n ' t influence learning strategy significantly, which indicates the traits of primary students " learning strategy development are different from that of middle school students
回歸分析結果表明，在心理影響因素中，內源動機、課程勝任感、課程困難應對和內歸因影響顯著，其中內源動機的影響力最大；在知識背景影響因素中，運算概念、公式、定律和四則混合計算影響顯著，其中以運算概念、公式和定律因素對簡算貢獻力最大；在個人變量中，年齡和性別對學習策略無明顯影響，體現出小學生不同於中學生學習策略發展的自身特點；對不同類型學校的考察表明，小學兒童數學學習策略的發展與加工機制研究學校是影響學習策略發展的至關重要因素。It was found that : ( 1 ) the vegetation type of xiaozhaizigou nature reservation are broad leaved forest and coniferous deciduous forest, subalpine coniferous forests ; ( 2 ) there are " fargesia rufa, f. denudata, f. nitida, bashania fangiana " in various vegetation type in xiaozhaizigou nature reserve, especially mixed coniferous and broad - leaved forests and subalpine coniferous forests ; ( 3 ) in xiaozhaizigou, the broad - leaved forest, mixed coniferous and broad - leaved forests, and subalpine coniferous forests were suitable habitat for pandas ; ( 4 ) with the ascension of altitude, the vegetation type alters naturally and takes on natural state
結果表明： （ 1 ）小寨子溝大熊貓生境的植被類型有2種：闊葉林和針葉林； （ 2 ）小寨子溝自然保護區內分佈有青川箭竹、缺苞箭竹、華西箭竹、冷箭竹等多種箭竹，這些作為大熊貓食料的箭竹廣布在各種植被類型中，尤其是針闊混交林和亞高山針葉林； （ 3 ）大熊貓對生境的群落結構有較廣的適宜性，闊葉林、針闊混交林、亞高山針葉林均可作為它的適宜生境； （ 4 ）小寨子溝自然保護區內的植被類型是隨海拔的升高而自然過渡的，呈現出受人類活動影響較小的自然狀態。When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時，提出了石油測井儀器的可靠性計算新模型，從電氣和機械兩個方面，提出並闡述了應採用的可靠性保障技術及其使用方法：根據最新可靠性理論，建立了石油測井儀器的可靠性系統模型，探討了石油測井儀器的可靠性指標及其獲取途徑，提出了推薦使用的石油測井儀器可靠性指標（ mwture ， nolwnm ， mtbf ， mttf ） ；通過試驗，得到了所設計儀器的穩定工作時間（ mwture ） 。在研究數據處理方法時，闡述了伽瑪信號的特徵，對測量誤差類型進行了統計檢驗；介紹了數字濾波的基本理論、數字濾波方法的概況，並進行了分析；對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析；從獲取平穩段真值、地層邊界的檢測與處理兩個方面，建立了數字濾波效果的評價準則（ rvi ， rmse ， sfi ） ，給出了相應的數字濾波方法及效果評價方法；探討了自然伽瑪信號數字濾波器的設計方法，提出了適合自然伽瑪測井的混合濾波方案，探討了混合濾波方案的實現途徑；通過對部分數字濾波方法的定量研究，給出了靈活可選的數字濾波系統構成及實現流程；提出的三種濾波方案，將用於era2000成像測井系統，對自然伽瑪測井數據進行濾波處理。Carbon fiber t300 was chosen as a co - hybrid fiber, and two different kinds uhmwpe fiber / t300 hybrid composites are prepared in both inner - laminar and inter - laminar styles. the inter - laminar hybrid composites exhibited better adhesion than the inner - laminar ones. for the optimized system dc88 / t300 / ve, the ilss reached 42. 5mpa
在混雜實驗部分，研究了纖維狀況（纖維種類、處理與未處理） 、混雜方式、含膠量等對混雜結果的影響；藉助于sem以及建立的混雜模型對混雜機理進行了分析；對混雜復合材料進行了密度和耐濕熱性測試。Based on the chang - yu highway in julin province, this paper focus on gap - graded asphalt mixtures. aggregate grading of the gap - graded hma was designed by means of void design procedure. this paper give out a kind of new gradation of stone matrix asphalt. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different gradings
本文以吉林省長余高速公路為依託，從瀝青混合料的結構形態入手，利用體積法，對骨架密實型級配類型的瀝青混合料的級配進行研究，提出新型的瀝青馬蹄脂級配，並針對不同級配的瀝青馬蹄脂碎石混合料，全面分析了粗，細集料的粒徑變化對其各種路用性能的影響。The main work done in this paper is as follows : ( 1 ) simulate the temperature field of basement wall by ansys software, sum up the characteristics of the temperature field of basement wall, and analyze the influence of the types of the molding board, environmental change and cement content ; ( 2 ) the whole simulation analysis process of early - age concrete stress field is realized by sub - development of ansys, and cts - ansys software is developed with fortran ; ( 3 ) based on the cause of cracking, the influence of the thickness of the wall, length, bar arrangement, mix proportion, expanding agent, etc, on the wall stress due to concrete creep and temperature change is analyzed
本文主要進行了以下幾個方面的研究： （ 1 ）利用ansys軟體，模擬了施工期地下室側墻溫度場，總結了地下室側墻溫度場分佈的特點，分析了模板類型、環境變化和水泥用量等對墻體溫度場的影響； （ 2 ）以大型通用有限元軟體ansys為平臺進行二次開發，運用visualfortran語言編寫了cts - ansys程序，實現了施工期混凝土徐變溫度應力的模擬計算； （ 3 ）從裂縫形成的原因出發，分析了地下室側墻厚度、長度、配筋率、配合比、膨脹劑等因素對墻體徐變溫度應力的影響。Generally funds evaluation of china can be categorized into 3 tiers. tier one is the lowest level that only considers if the funds return can < wp = 7 > overstep equity market benchmark index performance without taking any risk into account. tier two is represented by a funds rating report issued by a finance magazine, which has several serious drawbacks in its rating methodology and sparks strong disagreements on its rating result
三個層次都存在著許多缺陷不足，主要表現為基準選擇誤差（ benchmarkerror ）問題，沒有對基金進行風格類型細分，不同類型的基金混用一個模式標準比較，基金評價中運用的技術、指標還不完善全面，數據處理和測算過程不夠規范嚴謹，評價結果的可信程度受到影響。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斷裂試驗，討論了新老混凝土粘結的斷裂機理及影響斷裂性能的主要因素，如老混凝土界面的粗糙度、界面劑類型、混凝土粗骨料最大粒徑、粘結齡期等。As we know, concrete structures in reality are always under various stresses or with microcracks of different width. so in this paper, compressive stress tensile stress and microcracks are introduced into water permeability and carbonation experiment, with the object to study the relationship between those factors and durability indexes. sem xrd and mip methods were also used to study the relevant mechanisms
由於實際工程中的混凝土結構均承受不同類型的荷載和帶有不同寬度的微裂縫，故本文考慮選取外荷載引起的壓應力對普通混凝土滲透性的影響，彎曲應力對砂漿、凈漿碳化深度的的影響以及在帶有裂縫狀態下水泥基材料的滲透和自愈現象開展了部分實驗研究，同時通過對混凝土、砂漿及凈漿系列水泥基試件的碳化和滲透實驗比較，從微觀角度對碳化和滲透、自愈現象的一些機理也做了初步研究。分享友人