衰減過度過程 的英文怎麼說
中文拼音 [shuāijiǎnguòdùguòchéng]
衰減過度過程
英文
damped transient- 衰 : 衰動詞(衰弱) decline; wane
- 過 : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 衰減 : attenuation; decay; damping; reduction; rejection; weakening; deamplification; dampening; dying o...
- 過度 : excessive; over; undue; ana-; hyper-
- 過程 : process; procedure; transversion; plication; course
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Based on the analysis of the effect on the maximum range of the equation ' s each parameter and the traditional method of extinction ratio, the noncooperative regulable attenuation - measure the minimum detectable power of laser altimeter on the condition of constant miss probability by attenuating the laser power transmitting to the diffuse reflected simulant target - was put forward
在傳統的消光系數法基礎上,根據對月測距方程各系數的影響權重分析,提出了非合作目標可調衰減法,即:通過對漫反射模擬目標,衰減出射激光功率,在一定的漏警概率條件下測量激光高度計的最小可探測功率。A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt
本文提出了基於單光纖光強度反射法的非接觸式微振動測量系統的原理,並設計製造了該測試系統,探索出了簡單方便可靠的測量方法,能夠準確客觀地反映蔭罩振動的各項參數(各振動模的振動頻率、振幅、衰減時間) ,實現了測試裝置的簡便化和測試過程的自動化,為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。The paper has founded the model of laser transmission in launch process and the movement model of laser - powered vehicle, and has analyzed the influence on performance of launch system, which was raised by some factors, for instance, the performance of thruster, the attenuation in transmission, the height of mode - transform, the laser power, the air drag force, the launch height, and so on
本文研究了激光推進微小衛星發射系統的概念和性能。建立了發射過程激光傳輸和激光推進運載器運動模型,分析了推進系統性能、大氣傳輸衰減、模式轉換高度、激光器功率、大氣飛行阻力、發射點高度等因素對發射系統性能的影響。Based upon the experimental study, the stiffness and its attenuation, bearing capacity, ductility, hysteretic property, energy dissipation and failure phenomena of each shear wall with different design parameters are contrastively analyzed and the seismic mechanism of this new shear wall has been opened out
對各不同設計參數剪力墻的承載力、剛度及其衰減過程、延性、滯回特性、耗能能力和破壞特徵等進行了較系統的分析,揭示了其抗震機理。Based upon the experimental study, the stiffness and its attenuation, bearing capacity, ductility, hysteretic property energy dissipation and failure phenomena of each shear wall with different design parameters are contrastively analyzed and the seismic mechamism of this new shear wall has been opened out
通過試驗,對各不同設計參數剪力墻的承載力、剛度及其衰減過程、延性、滯回特性、耗能能力和破壞特徵等進行了較系統的分析,揭示了其抗震機理。The influences of different reinforcement style of the concealed bracings and different span - height ratio of lintel beams on bearing capacity, stiffness and deterioration process, ductility, hysteresity capacity, energy dissipation and failure features of coupled shear wall were studied through experiment of 7 specimens under low cyclic loading
通過7個結構試件在低周反復荷載作用下的試驗,研究了不同暗支撐配筋形式、不同連梁跨高比對雙肢剪力墻的承載力、剛度及其衰減過程、延性、滯回特性、耗能、破壞特徵等方面的影響。A method is provided to measure the friction parameters of the bed. the maximum friction torque, coulomb friction torque, viscous friction coefficient and moment of inertia can be gotten by fitting the free reduced rate curve of the gimbals and measuring the motor current when the motor begins to rotate
提出了一種測量轉臺摩擦特性的方法,通過對轉臺在無外推力作用下的速度衰減曲線的擬合以及電機啟動過程電流和轉速的測量,可以得到最大靜摩擦力矩、庫侖摩擦力矩、粘滯摩擦系數及轉動慣量。At the same time, the power capacity of the above mentioned antenna is preliminarily analyzed. the results show that in the pass band, their power capacities increase with the frequency on the whole, ranging from 10 ’ s kw to 100 ’ s kw. with the change of the pulse duration of microwaves, the measurement is carried out on the sensitivity of the detectors of the types wb - cd01 and 2087 - 6001 - 00, on the attenuation of the
通過調整微波脈寬,對wb - cd01型、 2087 - 6001 - 00型等檢波器的靈敏度,對2082 - 4137系列和tts系列衰減器的衰減量,對rg - 142型微波電纜的衰減量進行了實驗測定,結果表明:在微波脈寬大於40ns時,檢波器靈敏度基本無變化;當微波脈寬在20 ~ 40ns時,檢波器靈敏度會有一定變化,變化趨勢和程度與檢波器的型號有關;而上述型號的衰減器和微波電纜的衰減量幾乎不受微波脈寬的影響。Sub - c mh - ni power batteries were prepared with excellent electrochemical performance based on the research of the high rate performance at different temperature. the change of temperature, impedance and weight loss was investigated in the process of recycle at high rate. it showed that the discharge time is 5. 9min at 10c and the middle voltage is 1. 05v
三、根據對電池大電流和溫度性能的研究,研製了具有較好電化學性能的動力型鎳氫電池,並分別測試了電池在大電流循環過程中的溫度、內阻、重量和正負極板等的變化情況,以此分析引起電池性能衰減的原因。We think increase of the internal resistance of battery is the main problem to the recycle life deteriorating at high rate, besides the influence of the materials. decomposition occurred on positive and negative electrode at high rate current and the interspaces increased. the restrains of swelling and the increase of an oxygen overvoltage can improve the performance of recycle life
對于電池性能衰減的原因,認為除了所使用的材料是影響電池性能的重要因素之外,在溫度和大電流作用下,電池的正負極材料發生裂解,極片內空隙增大,電池內阻性能惡化是引起電池高倍率循環性能惡化的關鍵;通過抑制正極析氧和膨脹,並降低負極合金材料的粉化過程,將有望緩解電池內阻特性的惡化,從而提高電池高倍率充放電循環性能。The influence of various waterpower and configuration parameters on heat transfer is analysed and the rules of convective heat transfer coefficient and the ratio of heat transfer enhancement with mass flux are obtained. at the same time, we gain important results as below : as for resonance chamber with certain configuration, self - oscillation can be generated under suitable configuration and waterpower parameters. for the same configuration resonance chamber, the intensity of the self - oscillation is changed by the waterpower parameters
當流量及壓差降低至一定程度時,共振腔還可能削弱換熱;加熱功率的提高會增加流體(水)的溫度,流體的粘度會隨著降低,這會減少對流體脈動的阻礙,使脈動衰減得更慢,而脈動幅度的增加會增強換熱,故加熱功率對有脈動的對流換熱是有影響的;自振腔產生的流體脈動頻率是自振腔固有頻率或其整數倍,流體脈動頻率過高或過低都不利於對流換熱,存在一有利於強化換熱的頻率范圍。Through analyzing bed ' s response to wave, in the condition that super - stratum is more hard and second - stratum is more soft in region of interest, super static interstitial hydraulic pressure amplitude die away rapidly between stratums, before in sight of boundary between hard and soft stratum, plane effective pressure increase to max. shear stress reach peak value when bed thickness is approximately 2. 7 meters, then it will decrease to the minimum on the place where the flexible soil has a common boundary with the rigidity, so the boundary is the most destroy plane on engineering. on the basis of reconnaissance in situ, in normal situation of sea, the structure slides to the basin along the boundary
通過對底床在波浪下的響應分析,對于研究區底床上層較硬而第二層較軟的情況,超靜孔隙水壓力幅值在層間交界處迅速衰減,在臨近硬、軟地層交界處前,水平有效應力增至最大,剪切應力在底床厚度大約2 . 7米左右達到峰值,然後減小,到硬、軟層土交界位置,達到最小,因此這個界面就是最容易發生破壞的工程軟弱面,現場勘查證明,即使在正常海況下,構築物也會沿坡以此交界面為滑動面,緩慢向「盆」底滑動。The analytical software can comprehensively detect these ghost images generated by ghost reflections and simulate the energy attenuation process of ghost beam. the position of ghost image can be picked out, the potential hazard of ghost images to key elements can be verified, and the irradiance at ghost image and key elements can be described
編制的專門的雜散光分析軟體能全面捕捉系統中激光束多次殘余反射產生的鬼像,並模擬鬼光束的能量衰減過程,從而找出對光學元件及系統性能存在威脅的鬼像,確定其位置,同時對各光學元件特別是關鍵元件處的能量密度與元件的穩定性進行描述。Through comparing and analyzing of bearing capacity, development of crack and strain of reinforced, the results show that the load - deflection plots f or specimens from the finite element analysis agree well with the experimental data, and choosing the rightful stress - strain relationship, utilizing ansys program, the test process can be well simulated. at the same time, making used of the program, the traditional shear wall is analyzed. it shows that comparing with the traditional shear wall, the hollow shear wall ' s cracking load drop 16 %, yield load and failure load drop 13 %, stiffness drop 13 % ~ 22 %
其次在試驗的基礎上,將試驗手段、有限元數值模擬方法和理論分析結合起來,利用有限元程序ansys對其中的兩片墻板進行非線性有限元分析,並對前後的承載性能,裂縫發展、鋼筋應變進行了比較和分析,結果表明有限元節點模型分析的荷載-位移曲線和試驗測得數據符合良好,選用合理的材料本構模型,利用ansys可以較好的模擬試驗過程;同時利用有限元模型對比分析了普通剪力墻和空心剪力墻,空心剪力墻與普通剪力墻對比,其開裂荷載下降16 ,屈服荷載、極限荷載下降13 ,剛度下降13 22 ,開裂至屈服、屈服至極限荷載階段的剛度衰減規律與普通剪力墻基本一致,空心剪力墻的後期剛度比較穩定。Imitating strength increasing model presented before, an experiential strength decreasing model is brought forward
摘要提出評價結構強度衰減過程的經驗模型強度衰減模型。In this paper, based on resisting force model and load model, the limit state equations of rc bridge are established, thus the time - dependent relationship of rc bridge reliability is analyzed
本文在抗力衰減模型及橋梁荷載模型的基礎上,通過建立耐久性極限狀態方程,分析計算橋梁可靠度隨時間的變化情況。Based on priestley ' s evolutionary spectrum theory, an evolutionary process modulated by decline composite exponential function, is investigated as one kind of non - stationary excitation commonly encountered in engineering, the analytical solution of the response properties is gained due to proper simplification
基於priestley的演變譜密度理論,對于工程中常用到的衰減指數函數調制的演變過程激勵,可以通過對結構響應的合理簡化,得到響應特徵的解析形式。The influences of the reinforcement proportion of distributing bars to concealed bracings on bearing capacity, stiffness, deterioration process of stiffness, ductility, hysteresity capacity, energy dissipation and failure features of low - rise shear wall were studied through experiment analysis on 6 models of low - rise shear wall with concealed bracings under cyclic loading
通過6個帶暗支撐低矮剪力墻試件在低周反復荷載作用下的試驗分析,研究了不同的分佈鋼筋和暗支撐鋼筋配筋比例對低矮剪力墻承載力、剛度及其衰減過程、延性、滯回特性、耗能、破壞特徵等方面的影響。When the ecld jumps down, at the first stage, the output power reduces quickly, and then experiences an oscillation process which will appear later, the intensity of the oscillation at the initial stage will increase
在下跳初始階段經歷的衰減過程中,輸出衰減變快。對于衰減后的振蕩,起振時間將會推遲,初始振蕩強度有所增加。Based upon the experimental studies, the stiffness and its attenuation, bearing capacity, ductility, hysteresis property, steel bar strain, energy dissipation and failure phenomena of the shear walls are analyzed and contrasted each other
在試驗研究基礎上,對比分析了各剪力墻的剛度及其衰減過程、承載力、延性、滯回特性、鋼筋應變、耗能能力及破壞特徵。分享友人