混響測量計 的英文怎麼說

中文拼音 [húnxiǎngliáng]
混響測量計 英文
reverberation meter
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. We describe the meaning of chaos > future idea of chaotic theory and influence on forecast ; introduce the character of chaotic time series, and point out the problem and shortage of the methods already existed computing character value which are fractal dimension and the largest lyapunov exponent and improve on it ; present the forecast principle of forecast method based on chaotic attractor, and point out the shortage of local field forecast method based on chaotic attractor and bring forward improved on methodo at the same time, we put forward a banausic algorithm and compare two models using practical example

    論述了飩的含義與淪理論的未來觀及其對預的影;介紹了。飩時間序列的特徵,指出了己有的算分形維及最大李雅譜諾夫指數這兩個特徵的方法存在的問題與不足,並對此進行了改進;給出了基於飩吸引子的預方法的預原理,指出了常用的基於燉吸引子預的局域法的不足並給出了改進方法,同時,給出了其實用演算法,並用實例進行了比較。
  2. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括凝土孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀,介紹了孔結構研究方面的一些最重要的成果;第二章敘述了凝土材料細觀結構的多尺度性及凝土材料孔技術的原理,並討論了水泥基多孔材料孔隙分析中常用的表徵參數,也說明了壓汞法孔對研究結果的影因素,指出了壓汞法在孔結構研究中的局限性;第三章是著重分析了孔隙率與強度關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了凝土孔結構復合體模型和孔系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的算程序,可根據輸入的孔徑分佈與水泥含等參數,實現凝土理論強度的算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上探討了水泥含、彈性模和表面能的修正對凝土強度算產生的影,檢驗模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  3. The test obsvervation include air temperature, ground temperature, foundation moisture, freeze depth, freeze capicity, freeze residual capicity, groundwater table and shape transform of canal lining, etc. throught systemic observation, analysis of impact about each factor on fundation freeze capicity, evaluate effect on anti freeze of various canal lining, comparison on technology and ecnomic of different method, a kind of main canal lining format is been recommended to engineering practice with siutable to ningxia local feature, fufilling the need of main canal safey i application, economic and practical, that is using polystyrene plate laying under concrete slate and grit taking replace of filling layer and optimizing design

    試驗觀內容包括氣溫、地溫、基土含水、凍深、凍脹、凍脹剩餘、地下水位和砌體外觀變化等項目。通過系統的觀,分析各因素對基土凍脹的影,評價各種襯砌型式的防凍西安理工大學工程碩士專業學位論文脹效果,並進行技術和經濟綜合分析比較,推薦出了適合我區特點、滿足乾渠安全運行、經濟實用、防凍脹效果好的乾渠防滲襯砌型式,即凝土板下鋪設聚苯乙烯板和砂礫石換填層結構型式,加以優化設,用於工程實踐。
  4. The effect of admixture on impermeability of concrete in frigid zone was studied the results of the test meet the requirements of design and construction

    摘要主要研究了凝土中摻入引氣減水劑對凝土抗滲性能的影,並按選定配比以最佳摻入摻入凝土中進行抗滲試驗,試的結果滿足設和施工的要求。
  5. With the retrospection of the developing course of the bored pile foundation and combining with my practical experience, the paper expatiates upon the design principle of percent of fit of the stone - fill grouted concrete and the main factors of the influence strength target, and the final pile technique introduction of the hollow pile of the stone - fill grouted concrete and the precast prestressed concrete ; baesd on the theory of slurry hydraulics, empirical calculation formulas of the radis and height of diffuse slurry are deduced in this paper ; it analyzes the test pile materials of the hollow pile foundation, such as luoyang yi river bridge and dangwang jian river bridge ; the new technique of the hollow pile, which provides the generalization and application with base materials, expounds its feasibilities, adaptabilities and economy

    本文通過綜合分析國內外鉆孔樁基礎的發展歷程及研究現狀,重點討論了填石壓漿凝土空心樁、預制預應力凝土空心樁的成樁工藝、填石壓漿凝土的配合比設原理及影強度指標的主要因素;根據泥漿水力學原理,導得了考慮各種因素的水泥漿液在預填骨料中的流動影半徑和上升高度;結合河南省洛陽伊河大橋、黨灣澗河大橋工程實踐,討論了填石壓漿凝土空心樁基礎的質方法及標準;並在此基礎上,深入分析了樁側、樁端承載能力,提出了填石壓漿凝土空心樁的設算理論和方法。最後,論證了空心樁新工藝的可行性、適應性、經濟性,為大力推廣應用空心樁新技術提供了可靠的技術資料。
  6. 3. the diamond segment wear process was analyzed by testing the weight of segment before and after sawing. the patterns of wear and breakage of diamond grits and bond wear mechanism of the blade were analyzed based on the observation on the working surface of the saw blade by stereo microscope and scanning electronic microscope

    採用稱重法鋸切過程鋸片節塊磨損,並通過算磨削比,分析了凝土鋸切過程金剛石節塊的磨損特性及其影因素,並採用sem和體視顯微鏡觀察節塊不同部位工作表面和金剛石的磨損破壞情況,研究了金剛石磨損破壞的主要形式和胎體材料的磨損形態。
  7. Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams

    本文通過對三根小跨高比(均為l h = 1 . 0 )剪力墻洞口連系梁在低周反復荷載作用下的試驗,了解了嚴格按《鋼筋凝土高層建築結構設與施工規程》 ( 2000年徵求意見稿)設的連梁具有的抗震性能,研究了採取增大連梁配箍同時加強縱向構造筋的方案對抗震性能的影,並進一步對新的配筋形式的連梁進行了探討,了解了在連梁梁端配置多排交叉斜筋方案對連梁抗震性能的改善。通過對試驗現象的觀察和結果的分析,利用荷載?位移滯回曲線、延性和耗能性能等指標對各個試件的抗震性能進行了比較,最後得出結論: 《鋼筋凝土高層建築結構設與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好的抗震延性:通過增大連梁配箍同時加強縱向構造筋的方案對改善連梁的抗震延性的效果不太明顯;梁端配置多排交叉斜筋的連梁具有相對較好的受力性能,其延性和耗能性能等各項性能指標均優于普通配筋連梁,宜在深連梁中採用。
  8. Since it has the advantage of no moving components, impulse signal output, strong medium adaptability, high measurement accuracy, wide measurement range, low - pressure drop, no zero drift and easy to maintenance, it is wide accepted that the vortex type fluid oscillatory flowmeter is ideal flowmeter in the measurement of gas, liquid, steam and mix / corrosive fluid

    這類的流兼有無運動部件,脈沖數字輸出,不受被流體性質影準確度較高,程比寬,無零點漂移,壓力損失小,便於安裝維護等優點,是氣體,液體,蒸汽,合型和腐蝕性流體的理想的流
  9. 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

    在探討可靠性設與可靠性保障技術時,提出了石油井儀器的可靠性算新模型,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,建立了石油井儀器的可靠性系統模型,探討了石油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井儀器可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設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,對誤差類型進行了統檢驗;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因素及其對井曲線的影進行了基本分析;從獲取平穩段真值、地層邊界的檢與處理兩個方面,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方法,提出了適合自然伽瑪井的合濾波方案,探討了合濾波方案的實現途徑;通過對部分數字濾波方法的定研究,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成像井系統,對自然伽瑪井數據進行濾波處理。
  10. The test result shows that the water binder ratio is the chief factor in damaging point. the saturation of concrete and the higher degree of saturation in the surface layer of specimens can be used to explain the damage form of specimens in the freezing - thawing, which include change of relative dynamic modulus of elasticity and weight

    通過定飽水受凍6次后凝土試件的相對動彈性模,可以算出凝土破壞時( e6 / e0 = 60 % )相對應的水飽和系數,即極限水飽和系數,試驗結果表明對試件極限水飽和系數而言,水膠比影顯著。
  11. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影,常常會產生一些缺陷,對結構物的承載能力和耐久性造成嚴重影,採用無損檢技術進行質和健康診斷,這對凝土結構開展安全、穩定性評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積凝土結構缺陷的檢方法展開研究工作,重點討論了超聲波法檢凝土結構裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元數值模擬其檢過程,探討了有裂縫缺陷的凝土結構在脈沖荷載作用下彈性波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢技術,它是利用聲波穿透被檢體獲取聲波接收時間,來進行算機反演成像的技術。
  12. The performance of concrete in marine environment is studied thropgh material and x - ray microstructural examination. the uneven distribution of chloride in concrete around the reinforcing bar in fullscale are obtained through ion chromatography method. based on faiadi ' s theory, and chloride ' s influence on passivating film, pre - determine model of reinforcing bar uneven corrosion model was established, which can determine the corrosion amount of the reinforcing bar

    對取自海邊的足尺凝土梁中縱筋周圍的凝土進行了氯離子的含定,確定了氯離子在鋼筋周圍的不均勻分佈:然後,從法拉第定律和氯離子對鈍化膜的影入手,建立了鋼筋不均勻銹蝕的模型,可以算出任意時刻鋼筋的銹蝕
  13. The dual standard quantity ( the work piece and the discrete standard quantity ) mutual measuring and model verification methods are also proposed, which perfects the whole modifying process from data measuring, error separation, model establishment to real correction. after researching the discrete standard quantity system dynamic error separation technique, two error correction methods based on genetic algorithm and neural network mixed modeling technique are established. the two methods are the discrete standard quantity dynamic error direct / synchronous correction and prediction model correction ; the model ' s parameters and model ' s exercising method are also confirmed

    了雙標準值(工件和離散標準)互比的模型驗證方法,完善了從數據、誤差分離、模型建立到實際修正的整個修正過程;研究了離散標準系統動態誤差分離技術,建立了基於遺傳進化演算法與神經網路合建模技術的兩種誤差修正方法? ?離散標準動態誤差直接(同步)修正方法和預報模型修正方法,並確定了模型結構參數和模型訓練方法;分析了預報模型的多次預報性質,並得出了多次預報與多步預報的等效關系,確定了系統的有效預報范圍以及模型參數對泛化誤差的影;進行了模型的對比實驗驗證和被工件動態誤差修正試驗,成功地實現了任意二面角和圓分度的實時誤差修正。
  14. Expanding capital operation, as an important part in development strategy, is closely related with the long - term development of listed companies, therefore, listed companies should hold strategical view in planning and making - decision in conducting expanding capital operation. based on sustainable development principle, the dissertation analyses the essence of expanding capital operation and its basic models according to the theories of capital operation ; combined with existing situation of china ' s listed companies, analyses internal causes and external factors which lead expanding capital operation falling into dire straits, and advances that using strategy is a breakthrough point to solve the problem. then, with the logical line of strategical management " analysis of strategical environment - settlement of strategical targets - drawing - up and choosing strategical model - implementing and controlling strategy - assessing strategy ", brings strategy into expanding capital operation process, analyses factors effecting expanding capital operation, and constructs decision - making model for choosing strategical styles ; in the implementation stage, focus on fixing exchange price and the whole integration management ; at final, using conglomerate m & a strategy as an example, utilizing entropic measure method, regression - analysis, variance - analysis and spss digital - statistic software, constructs a model to illustrate the relationship between diversified m & a strategy and economic performance of listed companies, puts forward the suitable expanding capital operation style for china ' s listed companies, and gives some suggestions

    本文以公司持續發展為原則,根據資本運營理論,分析外擴型資本運營的內涵及其三種基本模式;並與我國上市公司的實際情況相結合,分析目前上市公司外擴型資本運營陷入困境的內在原因和宏觀因素,提出以戰略為支撐是我國上市公司外擴型資本運營走出困境的突破點;然後以"戰略環境分析-戰略目標定位-戰略制定及模式選擇-戰略實施與控制-戰略評價"的戰略管理邏輯主線,將戰略引入上市公司外擴型資本運營的各個階段,分析了影上市公司進行外擴型資本運營的內外部因素、確立戰略性經營目標,構建我國上市公司外擴型資本運營戰略模式的決策模型;在戰略實施階段,重點研究交易價格的確定和全面整合管理;最後,以目前我國上市公司外擴型資本運營中常見的合併購模式為例,運用熵法、回歸分析、方差分析等方法及spss大型數據統軟體,構建模型,研究上市公司合併購戰略與經濟績效的關系,在分析結果的基礎提出適合我國上市公司發展的外擴型資本運營模式及相關的建議。
  15. The productions include : 1. the investigation of crackss of masonry structures, the characteristic and the reason on cracks of wall ; 2. the limited element analysis about datum of brick - wall the relation between the maximal stress in wall and the relative sedimentation of foundations, the relation between the cracks form in wall and inner stress, the validity of limited element mode ; 3. the limited element analysis about the relative sedimentation of foundations, the influence of ratio of length and height, foundations rigidity, groundsill rigidity on the inner stress in wall ; 4. the limited element analysis about the influence of temperature on wall cracks and the influence of space between extension cracks, difference in temperature on the inner stress in wall ; 5. the analysis about the cracks rule because of temperature, the contrast between the result and the simulant result ; 6. the study about the influence of cracks of masonry structures because of constriction stress, the experience of dealing with constriction cracks in the domestic and the foreign ; 7. the advice of avoiding cracks because of the asymmetric sedimentation temperature, constringency in design and construction

    本研究結合實際工程中的砌塊建築普遍存在的裂縫問題,參照磚墻裂縫調查研究的成果,針對我省的砌塊應用狀況,進行了充分的調研,並查閱大的文獻資料,總結了砌塊建築墻體裂縫的特點和規律,通過對溫度裂縫、沉降裂縫的有限元分析和經驗公式的對比,深入的探討了墻體開裂的影因素,結合各地實際工程經驗,在對凝土砌塊墻體在材料、設、施工等方面進行系統的理論分析、綜合研究的基礎上,給出開裂的防治方法,促進凝土砌塊在我省的推廣應用,為相關規范的編制提供理論依據和經驗分析,主要研究成果有: 1砌塊砌體開裂的調查研究,墻體開裂的特點和原因總結; 2有限元分析磚墻實數據,揭示了墻體內最大主應力和地基相對沉降的關系及墻體開裂形態與內部應力的聯系,並且驗證了有限元模型的有效性; 3
  16. Measurement theory of coaxial line phase water cut meter and flowing feature of water oil two - phase flow have been studied in this paper. and it has been found that the response of coaxial line phase water cut meter is not only related to water cut, but also related to temperature, salinity of formation water and flowing characteristics. based on soft - measuring theory and operating theory of the meter, soft - measuring model of coaxial line phase water cut meter has been set up with directly obtainable facts such as flux, temperature of oil and water mixture and salinity of formation water

    本文在對同軸線相位法含水率機理和油井兩相流動特性研究的基礎上,揭示出同軸線相位法含水率的儀器應除了與油井含水率有關之外,而且還與油水合介質的溫度、地層水礦化度以及兩項流動狀態有關;結合軟技術理論和同軸線相位法含水率本身的機理以及與儀器應有關的可以直接的流、油水合介質的溫度、地層水礦化度等參數,建立基於同軸線相位法含水率機理的軟模型。
  17. ( 3 ) a testing system consisting of pressure transducers, data - collecting card, computer and electrical - ignition instrument was designed and a flammable gas cloud deflagration experimental system was developed. based on the orthodoxy experiments, the experiments was conducted on c2h2 - air flame acceleration resulted from hemispherical porous barriers in hemispherical gas cloud. the relations between the explosion overpressure and its influence factors were summarized

    ( 3 )本文設了由壓力變送器、數據採集卡、算機和電火花裝置組成的試系統,建立了可燃氣雲爆燃實驗系統;以化學濃度的乙炔-空氣合物為實驗介質,在正交實驗的基礎上,對半球形氣雲內部與氣雲同心的半球形多孔障礙物對火焰的加速作用進行實驗研究,並歸納出爆炸超壓與其影因素之間的關系;同時還考察了障礙物數對爆炸超壓的影
  18. The project is completed in the collaboration of the transportation college of jilin university and transportation science institute in jilin province. the paper mainly studies the characteristics and mechanical performance of small size member of bridge, the problems of concrete dense degree and shear lag effect of wide flange. the static load test and supersonic nondestructive test of four pieces of prestressed i - girder with varying section are carried out in bridge structure laboratory of jilin university

    本文針對橋梁構件局部尺寸較小部位的凝土密實度問題,進行了2片腹板寬度為14cm , 2片腹板寬度為16cm的變截面預應力工字梁的靜載試驗和超聲無損檢試驗,提出密實度系數的概念,對試驗梁的密實度進行定評定,推導了工字梁的塑性系數公式,基於塑性理論給出了試驗梁的開裂荷載和極限承載能力算公式,分析了試驗梁的密實度對其開裂荷載和極限承載能力的影
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