混響特性 的英文怎麼說
中文拼音 [húnxiǎngtèxìng]
混響特性
英文
reverberation characteristic- 混 : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
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Abstract : the formation technologies, the structure and properties of tcs microporous man - made yarn - kind new polyester fibre which was spinned in tcs with some micrometallic - oxide have been studied. the results indicate that the rheological behaviour and spinnability of commixed polyester melt, and the structure and properties of the fibre, are relative to the spinning temperature, melt pressure, microporpus size for spinning, formation conditions, thermo - vascellum temperature, thermo - vascellum position and rolling speed, besides the viscosity of polyester cuts, coacervation particles, adding amount and size of micrometallic - oxide
研究表明, tcs微孔化共混聚酯熔體在成型加工中的流變行為和可紡性,及其纖維的結構性能除了與原料切片的特性粘度、凝聚粒子和共混聚酯中超細金屬氧化物微粒的添加量、粒徑等因素的影響有關外,還與紡絲溫度、紡絲熔體壓力、噴絲板微孔尺寸、冷卻成形條件、熱管溫度、熱管安裝位置以及卷繞速度等因素的影響密切有關。The temperature rise at the center of a massive concrete wall is calculated by using the adiabatic rise of temperature and heat conduction equations of concrete based on the equivalent time, and considering effects of temperature on the hydration heat reaction ratio and creep characteristics of early - age concrete
摘要基於等效時間的混凝土絕熱溫升、熱傳導方程,考慮溫度對早期混凝土水化熱化學反應速率和徐變特性的影響,計算了大體積混凝土墻中心的溫升。Compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
主要有以下幾個部分: 1建立了兩相混和式電動機的穩態數學模型,分析了超前角對相電流及機械特性的影響,並同時進行了模擬研究,給出了一些有意義的結論。With a good understanding of the physics of natural reverberation, and the fundamental operational principles of reverb processors, it is possible to quickly create the illusion of any acoustic environment you can imagine
很好地理解自然混響的物理特性,以及混響效果器的基本運演算法則,能幫助你很快的幻想出所有假想的聲學空間。Sound system equipment - methods for specifying and measuring the characteristics of artificial reverberation, time delay and frequency shift equipment
音響系統設備.第9部分:模擬混響滯后和頻移設備特性的規定和測量方法This paper studies the mechanism generated from flow - noise in seawater pipeline, introduces controlling method of flow - noise, analyzes sound field characteristics of flow - noise in seawater pipeline system and the merits and demerits of measuring the flow - noise methods in and out of the pipeline. in our experiment, a test measuring device of seawater muffler is used in a measuring chamberlet to verify that a method of reverberation chamberlet is difficult to exactly measure the low frequency flow - noise in pipeline. at the same time the insertion lose of water muffler in the low frequency was measured by the measuring chamberlet method
本文分析了海水管路系統內流噪聲的產生機理,介紹了流噪聲的控制方法;分析了海水管路系統中流噪聲的聲場特性以及流噪聲管內、管外測量方法的優缺點;通過海水消聲器試驗測量臺架,利用測量小室驗證了混響箱法難以準確測量海水管路系統中的低頻流噪聲;用測量小室對水消聲器在低頻段的插入損失進行了測量。Analyses of rheological properties of coal - water mixture for pressurized fluidized bed combustion
增壓流化床煤水混合物流變特性影響因素分析Being lightweight aggregate, the chemical mineral constituents and physical mechanics properties of lytag are analyzed. meanwhile properties of haydite concrete using lytag as coarse aggregate are also studied. the influences on lightweight concrete qualities by introducing wollastonite and chemical admixtures are researched which proves the important roles of wollastonite and admixtures in construction of concrete platforms
分析了作為輕骨料的粉煤灰陶粒的化學、礦物成分和物理力學性能以及用它作為粗骨料配製出的輕質混凝土的各項特性;研究了摻入硅灰和減水劑等外加劑對混凝土的強度、耐久性和新拌混凝土可工作性的影響;說明了硅灰和化學外加劑在海洋平臺混凝土施工中不可或缺的作用。The dynamic characteristics and fatigue property of polyester fiber modified asphalt concrete are investigated in this paper, and the effects of polyester fiber on the viscoelastic characteristic and fatigue performance arc analyzed
摘要採用動態模量試驗和間接拉伸疲勞試驗研究了聚酯纖維瀝青混凝土(纖維摻量為0 . 25 % )的動態模量特性和疲勞性能,分析了聚酯纖維對瀝青混凝土粘彈特性和疲勞性能的影響。Based on the model experiment of 9 normal - strength concrete specimens and 12 high - strength concrete specimens in this case, the hysteretic property and seismic performance of normal - strength and high - strength concrete frame column are analyzed, and factors that affect the seismic performance of combined torsion member are also studied. in this paper, seismic performances of reinforced concrete members are discussed
在9根普通混凝土、 12根高強鋼筋混凝土框架柱在雙向壓彎剪反復扭矩復合作用的模型試驗研究的基礎上,對普通和高強混凝土框架柱的抗震特性和滯回特性進行了分析,研究了各影響因素對鋼筋混凝土復合受扭構件抗震性能的影響。Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system
首先在流變學原理的基礎上,深入分析混凝土在輸送管道內的流動狀態,得出混凝土泵的負載特性方程;然後根據功率鍵合圖的建模方法,建立泵送迴路和分配迴路的數學模型,並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬,分析了在不同的輸入流量(泵送頻率)和換向時間下,活塞桿的位移和系統的液壓沖擊情況,找到了引起液壓沖擊的根本原因(即分配迴路的響應時間(固定值)與活塞桿的運動時間(變化值)不相匹配) ,並提出了相應的改進方法。The classic macroscopic mechanical models, which characterize the concrete as a continuum at macroscopic level and consider the test results of laboratory scale specimen as the mechanical properties of the material, could analyze the mechanical response of structures with greater size. in reality, the test results of laboratory that are generally called physical and mechanical parameters of material are average responses of a heterogeneous specimen with a certain size
有關混凝土力學特性的力學模型都是基於混凝土材料的宏觀層次研究其力學特性,其主要特點是把材料理想化為均質材料進行研究,把實驗室尺度下力學試驗的結果作為材料的力學參數,以此為基礎進行更大尺度宏觀結構的力學響應分析。Usually, hpm devices working in the high current and large field amplitude state, after the field reaches saturation, the nonlinear effects will become extremely strong so that the intrinsic nonlinear phenomena ( for example limit cycle oscillation and chaotic behavior ) of the system occur. these nonlinear behaviors directly influence the output characteristic of the devices
在通常情況下,高功率微波源器件都工作在大電流和強場工作狀態,尤其在場達到飽和以後,系統的非線性效應將變得非常明顯,非線性系統所特有的一些現象(如,極限環型振蕩和混沌行為)將出現,這些非線性現象直接影響器件的各種輸出特性。The dynamical parameter was regarded as evaluation guideline, and through investigating the change characteristic of the basin and modulus under different destroy boards, different area and different level loads, the identify methods of the pavement bursted have been given and we advise to use synthesize modulus ratio to evaluate the pass - loads capacity of the joints. we have also discussed the influence of different level loads to the joints pass - loads capability, and confirmed the commonness and oneness of the influence of the pass - loads and bursted to the basin and modulus under the critical loads, and the range of the critical loads was also given. basing on the determination of the pass - loads a
以動態參數作為評價指標,通過研討不同破壞板的不同區域,在不同等級荷載作用下彎沉、模量的變化特性,提出了路面脫空識別辦法以及利用綜合模量比來評價接縫傳荷能力的思想,探討了不同等級荷載對接縫傳荷能力的影響特性,確定了臨界荷載下傳荷與脫空對彎沉、模量影響的共性和單一性,並確定了臨界荷載的范圍,在判定脫空和傳荷基礎上提出了水泥混凝土路面的壓漿效果的評價方法,通過研討荷載與動態模量的關系,對地基的動態性能進行了系統的分析與評價。( 4 ) based on module theory, the operation state analysis of voltage - feed zcs buck converter has been simplified and the time - discrete mathematic modeling of dcm mode has been setup. ( 5 ) the stability operation parameter range has been decided according to the stability criterion, and the analysis of influent of resonance inductance and capacitance to converter ’ s chaos character is carried out
( 5 )根據系統穩定性判據確定了穩定工作區域,得出主要元件參數的穩定工作范圍,設計了電壓反饋控制buck變換器的模擬電路並根據模擬結果分析了諧振元件的加入對于變換器運行穩定性和混沌特性的影響。This paper mainly studied the coagulation characteristics of natural organic matters ( nom ), analyzed the impact of inorganic particles on coagulation mechanisms and effects of nom. online monitoring of the coagulation process was conducted by using pda2000 and the structure of flocs was preliminary discussed
本文主要研究了水中天然有機物的混凝特性,同時分析了無機顆粒對有機物混凝機理及效果的影響,並通過pda2000對混凝過程進行光學在線監測,初步探討了絮體結構。Chapter two the various guideline systems of pavement evaluation and test investigation have been analyzed, and the influence characteristic of various test evaluation guideline on the pavement performance, and the test evaluation guideline standard and the evaluation control guideline have been presented. the synthesis evaluation methods of the asphalt pavement and the cement concrete pavement have been investigated separately. the mechanism and field appliance status of such nondestructive equipment as fwd and grp have been introduced detailedly
第二章對路面評價與檢測調查的各指標體系進行了分析,分析了各評價檢測指標對路面性能的影響特性,提出了檢測評價標準和評價指標,分別研討了水泥混凝土路面和瀝青路面綜合評價的方法,詳細介紹了路面無損檢測設備中fwd 、 grp的應用機理及近年來在路面檢測中的應用狀況。Influence of viscosity on the mixing characteristics in a two - stage stirred tank
物料粘度對多級攪拌釜混合特性的影響Based on analysis of chaos characteristic of sediment discharge time series, bp neural networks model based on chaos phase space is proposed to forecast the sediment discharge through embedding dimension
在對輸沙量時間序列混沌特性分析的基礎上,利用嵌入相空間來確定前期影響因子,建立了基於混沌相空間技術的bp神經網路模型。The chaos characteristics are different if target signals are included in the chaos time series, which in turn will make the predicting error of the neural network become larger
若混沌序列中包含有目標信號,則其混沌特性將受到影響,導致神經網路對其預測誤差的增大。分享友人