閉變效應 的英文怎麼說
中文拼音 [bìbiànxiàoyīng]
閉變效應
英文
flicker effect-
The mechanisms summarized are as follows 1 ) compressional normal stress ; 2 ) ductile and / or viscous deformation in bedding fault since incompetent bed is susceptible to plastic flow ; 3 ) higher likelihood of clay / shale smearing ; 4 ) foliation fabric whose sealing capacity is enhanced greatly in direction perpendicular to foliation
其機理可歸納為四個方面： 1 ）壓性的正應力； 2 ）以韌性及粘性變形為主，因為非能幹巖層易塑性流變； 3 ）塗抹效應強； 4 ）面理化組構，垂直面理方向的封閉能力大大增強。If the wavelet transform is directly implemented in pitch detection, comparing the glottal closure singularity of speech signal with image grey break, we will not obtain the anticipative result
將聲門閉合在語音信號中表現出相應的奇異性，與圖像邊緣的灰階突變進行等價對比，直接將小波變換用於聲門閉合奇異型的檢測，並不會得到預期效果。Make the theoretical and experimental research of self - cleanup, through the experimental research to the tin, we get the conclusions of jointed cold - blowing and hot - blowing period and the effective temperature range etc. proposed the practical measures to improve the effect of the self - cleanup, laid the groundwork for the future further in - depth study and application
通過對蓄冷器的實驗研究，掌握了冷吹期和熱吹期的溫度變化規律，獲得了熱吹期填料溫度閉合和輸出氣流有效溫度范圍等結論。通過自清除原理的分析和自清除過程的實驗，提出了改善自清除效果的實用措施，為今後進一步深入研究和應用打下了基礎。Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system
以導葉可調式液力變矩器作為控制單元組成的開環或閉環液力控制系統，具有液力傳動裝置能容大、系統簡單可靠、傳動效率較高等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調式液力變矩器的數學模型，模型既簡單，又有足夠的工程應用精度，為液力控制系統的設計、動態分析和性能預測提供了必要的理論基礎The stress fields in locking hooks is changed periodically when the train is passing, so the fatigue design criteria are used to check the stress
本文研究了各個載荷工況下，鎖閉鉤中的最大等效應力與車輛作用載荷變化的關系。Under rayleigh fading channel, we also simulated and compared ber in siso 、 simo and mimo systems. secondly, based on careful study the ber and the channel capacity under white noise channel under mpsk modulation when the channel is rayleigh fading, we duduced the expressions of stbc ’ s ber and channel capacity under rice and nakagami fading. and also analysed the performances through numerical simulation using matlab to testify the exactitude of the dudeced expressions. finally, there exists an error floor of stbc through studying on its performance on time - selectiv fading channel. we analysed the reason and proposed two new decode combination scheme to eliminated the error floor and the performance of stbc on time - selective fading channel is improved. and also compared the two scheme ’ s complication and snr gain
這些結果大部分是閉式結果，能比較準確地衡量空時塊碼的性能，並對不同衰落的性能做了相互比較，其結果對空時塊碼的實際應用具有一定的指導意義。實際的通道是時變的，分析了空時塊碼在時間選擇性衰落通道中產生誤差地板效應的主要原因是存在碼間干擾（ isi ） ，在此基礎上提出了兩種能消除誤差地板效應的譯碼合併方案，並對這兩種方案的復雜度和信噪比增益進行了比較。Specifically, according to the w - w five parameters failure theory, the fracture criterion of crack is established, and the state of crack ( open or close ) is judged by the values of the crack strain. combining the two points, the predict - model about the failure of concrete material is established. this predict - model can predict 16 failure forms, and basing the different failure form predicted after crack, the stress - strain relationship matrix of concrete material is adjusted
具體來講，根據w - w的五參數混凝土破壞理論，建立混凝土的開裂準則，根據開裂應變值來判斷裂縫是張開還是閉合，從而在兩者基礎上建立了裂縫的開裂預測模式，總共有16種開裂模式；裂后根據具體的開裂模式及殘余抗剪能力來調整混凝土的本構關系矩陣，即用等效剛度代替原有剛度，考慮到垂直於裂縫方向的剛度為零，這樣會使裂后的總剛出現病態，為此文中通過引用鬆弛系數來對出現裂縫的單元進行預處理，一方面可解決因過大的舍入誤差導致計算結果的不可信問題，另一方面就是可加速收斂。With respect to the applications of pki in pervasive computing networks, we provide an elegant simplized model for trust to solve trust management problem efficiently. the idea to build up such a model originates from that of " web of trust " model of pgp mixed up with that of the delegation model of spki, more details as follows : 1. the simplized trust model and the corresponding trust metrics evaluation algorithms
我們把信任分為信任和相信兩種，通過研究傳遞閉包的原理，提出一個理論上被證明的具有循環不變性的信任度合併演算法，並且給出了在一個實際的模擬環境中該模型的應用效果對比，同時該模型結合了pgp和spki各自的優勢，彌補了pgp 、 spki各自的不足，表達的信任關系能夠真實反映普適計算的分散式特點和彼此相當的社會關系形式，其優勢非常突出適合推廣到多種普適應用環境。These tubes have a thickness not exceeding 15mm because of skin effect. the connection between transformer and cables can include the closing of the transformer delta, and its layout wil aim at optimising and balanching the circuit reactance
因集膚效應，管厚要求不超過15毫米.變壓器和電纜的連接可形成一個三角形的閉合形變壓器，這種設計旨在優化和分流電抗In the part of the experimental designs, a experimental configuration of an unstable cavity by use of two bbo crystals compensating the walkoff effect and pumped by reflection is presented, and two set of controlling systems designs of open and closed loop are also presented ; we realized closed loop controlling system of bbo optical parametric oscillator tuning system, by using american general scanning inc. ' s controller to control bbo crystal ' s rotation, and scaled the output wavelength with charge coupled device
在實驗設計上給出了利用兩塊bbo晶體補償走離效應返回式泵浦非穩腔的實驗設計，設計了開環和閉環兩套控制系統。通過使用美國通用掃描公司的掃描頭控制bbo晶體的轉動，用ccd對bbo - opo輸出波長進行標定，實現了bbo - opo調諧系統的閉環控制，相對波長調諧誤差小於0 . 04 ，並給出了354 . 7nm泵浦的類相位匹配bbo - opo輸出波長隨晶體轉角變化的理論和實驗曲線。The paper analyzed the basic theory and mathematic model of three phase voltage pwm inverter and proposed one kind of control strategy based on the voltage - current double - loop. it used the exterior loop to control the voltage the eps outputted, and used the inner loop to control the current. simulation testified that the control method could improve the dynamic response character and interference rejection ability
在建立三相電壓型pwm逆變器在兩相同步旋轉坐標系下的數學模型的基礎上，提出了一種三相電壓型pwm逆變器基於電壓電流雙閉環的控制方法，利用電壓外環實現對輸出電壓的穩定控制，電流內環實現對輸出電流的控制，模擬證明該方法有效地改善了系統的動態響應及抗干擾能力。Full quanta theory was used in analysis the working principle of laser, educed the photon states of single pattern radiate in two energy - step system, and simulated the establishment of laser mode and statistical distribute of photon. according to elf consistent equations of rlg ; build the simulated program with labwindows / cvi and do some simulation experiments, the result of simulation matched the theory perfect perfectly and conform to the experiments, the locked - in and pattern competition coursed the periodic light intensity
在激光陀螺自洽場方程組的基礎上，運用labwindows / cvi軟體建立了靈活方便的激光陀螺模擬平臺，並進行模擬試驗，模擬試驗結果與理論分析很好的相符合，且能夠較好地說明陀螺試驗現象，即在閉鎖閾值附近，由於閉鎖效應和模競爭相互影響，使得激光腔中兩行波相互關聯，光強差隨時間呈周期性變化。( 3 ) both oxide - induced closure and embrittlement of grain boundaries take place for 2 - cr1mo and 2 - cr1mov at high temperature. the change of fatigue crack growth rates with temperature is not so evident as 316land 16mnr
裂紋表面氧化引進的閉合效應和晶界脆化相對比較均衡，裂紋擴展速率隨著溫度升高的變化沒有鐵素體和奧氏體材料明顯。For better performance in the circumstance of different hand - drawn shape input, an adaptive hmm ( ahmm ) structure is presented which combines single - band integral algorithm and an adaptive compression ratio control technique into one closed loop feedback recognition system, the ahmm can adaptively compress feature vectors according to geometry feature of input graphics, also can it adaptively adjust the feature compression ratio by feedback, this recognition structure achieve good performance in recognition
為了使識別系統能夠更好的適應輸入圖形的變化，本文提出了一種ahmm識別結構，利用基於單邊積分的特徵壓縮演算法和自適應壓縮率調整技術構造了一種閉環反饋識別系統，既能夠根據圖形的幾何特徵自適應的壓縮特徵向量，又能夠通過閉環反饋調整特徵向量壓縮率，達到了很好的識別效果。By measuring pressure induced by dynamiting which located various positions of the circular shell, the localizational effect of impact force on the circular shell is disclosed. also, pvdf piezofilms are used to determine accurate time while projectile contacting target, accurate time while two interfaces of the target contacting at a initial distance of 5, and the contacting pressure between the two interfaces when the projectile is in 500m / s to looom / s. experimental results, which are consonant with computer simulation, supply support to engineering
通過對化爆模擬加載試驗中柱殼不同角度壓力的監測，揭示了化爆模擬產生的壓力局域化效應，為進一步模擬設計提出研究的方向；採用pvdf壓電薄膜來監測彈靶碰撞的時刻、細小間隙的閉合時間以及由此產生的壓力變化，通過對pvdf壓力計測試結果分析以及和數值模擬結果的比較，獲得規律性的認識，為進一步的應用提供了技術支持。Considering the randomness of physics parameters of structural material, geometric dimensions, damping, loads and closed loop control voltage respectively or simultaneously, the analytic model of the stochastic structure under random forces are built. the solving methods are proposed. the computational expressions of the numerical characteristic of the structural dynamic response are developed
2 、考慮壓電智能桁架結構物理參數、幾何參數、結構阻尼和外荷載、閉環系統控制電壓分別或同時為隨機變量，構建了結構在隨機力作用下的動力響應分析模型，提出了求解方法，推導出結構動力響應隨機變量的數字特徵計算表達式，通過算例驗證了所建模型和所提求解方法的正確性和有效性。According to the features of precision, efficiency, inspection dimension and accuracy varying great range, designed closed - loop control system composition of servomechanism and grating to assure system ’ s precision, smooth, efficiency, and to realize the great dimension range measurement ; designed image capture system composition of ccd, automatic variable power lens and self - adaptive lighting, to realize integration of large inspection precision range ; designed electric control and software system to make the inspection convenience and fast. finally, developed the prototype instrument
針對微電子產品視覺檢測的精密、高效、檢測精度和測量范圍變換大的特點，設計了伺服驅動、精密光柵採集組成閉環控制系統以保證運動精密、平穩、高效，和大的尺寸測量范圍;設計了由ccd攝像機、大范圍自動變倍鏡頭和自適應光源組成的圖像採集系統，集不同精度等級的檢測於一體;設計了電氣控制和軟體系統使檢測方便快捷。This method can guarantee the solution matrix of sylvester equation to be inverse and the sum of the input gain norm and the observer gain norm is the minimum. for the linear systems with unknown parameters, we identify the parameters using hopfield network, then design the observers using the identified parameters, the exponential convergence of adaptive observer is also proved. for the linear time - varying systems, a new network to solve the time - varying sylvester equation is proposed, we analysis it ' s convergence and robustness, then, deign the linear time - varying observer using this network model, and we discuss the convergence of the observer and ruboustness to unknown match parameters
同時保證了sylvester方程的解矩陣的可逆性和觀測器的增益矩陣與輸入矩陣范數的和最小；在設計線性時不變自適應觀測器時，首先利用系統的輸入、輸出數據設計一個hopfield網路參數估計器，進一步設計狀態觀測器，證明了參數估計器和狀態觀測器的指數收斂性；為了仍然從神經優化計算的角度設計線性時變系統的狀態觀測器，最後介紹了一種求解時變sylvester矩陣方程的神經網路模型，分析了它的收斂性和魯棒性，然後利用該網路設計時變狀態觀測器，進一步討論該觀測器的在系統存在未建模不確定和外部噪聲時的魯棒性；最後給出了一種基於分離性原理和hopfield網路觀測器的狀態反饋閉環系統的結構，分析了該閉環系統的特點；對于每一種設計方法都給出了相應的數值模擬例子來進一步表明所提方法的可行性和有效性。It is a weak link in project management, so we have to discuss and research a fit method that could give directions in practice. this text is summing up the theory about project post evaluation in power company ’ s projects, through making analysis of fast protecting project in jkm - 1 type line and getting review and summarize the domestic and foreign project post evaluation
在實踐中，由於整個運行過程沒有形成完全閉環，往往造成項目決策者在批準項目之後，很難在外部環境變化中對項目進行有效的控制，另外，也沒有一種定量的評價體系對項目的完成情況進行有效的跟蹤管理，致使推廣應用很受局限。分享友人