非壓縮性 的英文怎麼說
中文拼音 [fēiyāsuōxìng]
非壓縮性
英文
incompressibility-
Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted
在負荷較小時,壓縮機採用低速運轉,吸氣壓力升高,這對系統降低能耗是有利的;變頻控制時,蒸發器製冷劑流量的變化並非線性;系統中採用電子膨脹閥進行過熱度控制,被控對象具有參數時變的特性,相應地宜採用變結構的控制器。Property for generalized nonlinear unequalled - power difference squeezing in multimode schrodinger cat state light field
光場廣義非線性不等冪次差壓縮特性研究Lastly, it is the material of ampli fier part of system that contains the high - o rder dispersion. excepting mentioned above, on the research of quantum optics field, a new model of mu1ti - mode superposition 1 ight field which is made of two quantum stat es is constrricted and studied in detail lising the theory of multi - mode squeezed stat e, and some important results are attained
另外,在量子光學范疇的研究工作中,構造了一種新型的兩態疊加多模疊加態光場,應用多模輻射場的廣義非線性等階高階壓縮理論對其進行研究,並得出了一系列有意義的結論。Presenting a new concept of authentication chain. 2. introducing a asymmetry key into authentication algorithm, especailly in the loss compression field algorithm, to enhance more security
提出將用非對稱密鑰演算法應用於認證演算法特別是有損壓縮域的認證演算法之中,因此極大提高了所設計演算法的安全性。The second section : under the conditions of nonlinear boundary controbility, we consider the initial boundary value problem of camassa - holm equations with dissipative. by using the contractive mapping fixed point theorem and a priori estimates, the existence of global smooth s olution, global attractor in h ~ ( 2 ), t ime p eriodic s olution or almost - periodic solution and the global exponential stability are proved
第二部分:在非線性控制邊界條件之下,對于帶耗散項的camassa ? holm方程的初邊值問題,用壓縮映射不動點原理及先驗估計方法,證明了整體光滑解的存在性、整體解的指數穩定性、 h ~ 2空間中整體吸引子的存在性以及時間周期解和殆時間周期解的存在性。Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters
本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ,針對非文克爾地基(半空間、線性變形層或單向壓縮層地基模型等)上的樁基承臺梁,提出一種利用地基柔度矩陣來進行迭代的有限單元法,可充分考慮梁下土體的連續性,並對基礎與土體脫開、承臺梁截面變化、梁體邊界條件復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行分析計算。In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction
本文利用常規直剪儀、三軸儀以及輕便固結儀,分別對非飽和膨脹土的強度和變形特性以及干濕循環對強度和變形的影響進行了一系列的試驗研究。以飽和度、干濕循環次數為變量,分別探求了外力約束對膨脹土強度的影響,不同飽和度膨脹土的總應力強度特性,干濕循環對非飽和膨脹土總應力強度的影響,飽和度與壓縮模量以及孔隙比的關系,干濕循環對飽和膨脹土有效應力強度指標的影響,廣義吸力與飽和度的關系,建議了一組計算非飽和膨脹土變形及強度特性的經驗公式。In this dissertation the pulse compression performances of linear frequency modulation signals ( lfm ), nonlinear frequency modulation signals ( nlfm ) and design of their side - lobes suppression filters are analyzed, and design of the pulse compression program of 4 pieces of adsp21160 in the processing unit and the program of single piece of adsp21160 and fpga in the interface unit of the pulse compression system are introduced in detail
全文分析了線性調頻信號( lfm ) ,非線性調頻信號( nlfm )的頻域脈沖壓縮方法及其旁瓣抑制濾波器的設計和優化,詳細介紹了脈沖壓縮系統中基於4片adsp21160的處理單元和單片adsp21160和fpga組成的介面單元的軟體設計。At present, surge control method for centrifugal compressor being used is commonly by least - flow method. it can ’ t make compressor working within operating condition area, sometimes starts the surge control system earlier, which will waste energy sources and depress economy benefit. even, its control system commonly consists of simulation instrument, can ’ t modify the changing surge curve of compressor in time and can ’ t control nonlinear surge curve preferably
目前,在用的離心壓縮機的防喘振方法一般採用最小流量法,它不能充分使壓縮機工作在其工況區,往往過早起動防喘振系統,浪費了能源,降低了經濟效益。且控制系統一般採用模擬儀表構成,在壓縮機的喘振線發生變化時不能及時修正,對非線性的喘振線不能較好的實施控制。Non - linear compression for noises in non - contact vital signs dete cting system
非接觸生命體征檢測系統中噪聲的非線性壓縮1, the mjpeg, dv can provide the precision to the compression data code for of with machine visitting, but, mpeg2 the is according to i, p of or i, p, b of, can t attain this point. this at not the line edit can cause the material the dilatoriness that search for the etc.
1 mjpeg dv都能提供精確到幀的隨機訪問,但是, mpeg2的壓縮數據碼流是基於i p幀的或i p b幀的,就不能做到這一點。這在非線性編輯時會引起素材搜索的遲緩等。The eno - biorthogonal wavelet transforms are fit for compressing the images which contain a great lot jumps, and having good ratio of compression
Eno -雙正交小波變換演算法非常適合於壓縮包含大量劇烈跳躍信息的圖像,具有較好的性能壓縮比。The existence of fixed point for some class of order - compression decreasing operators is studied, and some existence and uniqueness theorems are obtained. finally, we give an example of application
摘要研究了在序壓縮條件下非緊減運算元的不動點的存在性,得到了新的不動點定理,並給出了一個應用的例子。In this thesis, we studied the effects of the initial field state and thermal environment on quantum nonlocality and purity in atom - field system, in which the field initially in the squeezed vacuum state and in the squeezed coherent state are considered respectively
本文研究了光場初態和熱庫性質對原子?場耦合系統量子非局域性的影響,分別討論了腔場初始處于壓縮真空態和壓縮相干態兩種情形。According the field test of conduit with high embankment, this paper states the main cause of conduit damage is that the formula or the experience curves with a smaller earth. value of the top of conduit from calculation are used. in order to get rid of the damage the better means is that soft material paved on the top of conduit
涵洞(管)縱向開裂病害存在非常普遍,本文結合高填土涵洞現場測試,指出一些設計部門採用了計算值偏小的公式或經驗曲線計算涵洞頂的垂直土壓力,是病害產生的主要原因,較好的解決措施是在涵洞頂鋪填壓縮性大於填土的柔性材料,可以大大減小洞頂垂直土壓力。The self - weight of soil is an important factor affecting consolidation, and once it is taken into consideration, the consolidation becomes quicker and final settlement becomes larger. rheological property of soft soil contributes to delaying consolidation. the influences such as nonlinear variations of compressibility and permeability, rheological and layered properties of soil, self - weight and time - dependent loading are interacted each other and very complicated, and only they are all taken into consideration, can the consolidation behavior of soft soils be actually revealed
研究表明:大、小應變固結理論的差異隨土壓縮性或荷載的增大而越趨明顯;土體自重是影響固結的一個重要因素,考慮自重要比不考慮自重固結快、最終沉降大;土的流變性增大將最終遲滯軟土地基的固結;土的壓縮性和滲透性的非線性變化、土的流變性、成層性、自重及變荷載等因素對固結的影響相互交織,錯綜復雜,在固結分析中對之綜合加以考慮,才能真實反映軟土的固結性狀。The friction factor of laminar flow has decreased into about 3 / 4 of the theoretic value, and the static pressure distribution along the length was nonlinear
層流區摩擦系數約減小為常規理論值的3 4 ,沿程壓力分佈呈現非線性。在雷諾數較大時,可壓縮性效應明顯。3. lossy and lossless image compression is realized by means of integer wavelet transform, and the shortcoming of pure lossy compression with non integer ones is overcame. here the influence of different wavelet base to the effect of compression is discussed, and conclusions are obtained as follows : to the choice of wavelet base in spiht image codec, in lossless codec, integer lg5 / 3 and in lossy codec, non integer db9 / 7 wavelet base is recommended
3 、將整數小波變換應用於圖像編碼之中,克服了非整數小波變換只能有損壓縮的缺點,實現了圖像從有損到無損的壓縮,並分析了不同小波基對壓縮性能的影響,最後得到如下結論:在spiht壓縮編碼中,有損壓縮推薦使用非整數db9 7小波變換,無損壓縮推薦使用整數lg5 3小波。But it is difficult to obtain satisfied performance of the system because of the compressibility of air and the nonliearity of the system
但是由於氣體的壓縮性、系統的非線性等因素的影響,使得氣動比例位置控制系統難以獲得滿意的性能。The numerical simulations of loading processes of flier - plates show that the loading history of the flier - plate designed with wave impedance as design parameter is significantly different from that of the flier - plate designed with density as design parameter and the former is expected to have better quasi - isentropic characteristic, which indicates that it is very essential to use wave impedance as design parameter directly to design the wave impedance distribution of flier - plate
而以波阻抗作為設計參數,所得飛片的擊靶波形隨時間的變化更加平緩,有望獲得更好的準等熵壓縮性能。因此,直接採用波阻抗作設計參數,實現梯度飛片波阻抗分佈的精確設計是非常必要的。分享友人