高壓穩定性 的英文怎麼說
中文拼音 [gāoyāwěndìngxìng]
高壓穩定性
英文
high voltage stability- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 壓 : 壓構詞成分。
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 高壓 : 1 (殘酷迫害; 極度壓制) high handed 2 [氣象學] (高氣壓) high pressure3 (高電壓) high tension...
- 穩定性 : antiwhip
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Based on the modern design theory of tunnels construction that the adjoining rock be regarded as primary load - bearing structure, this thesis have made researches on the stability of tunnels mother rock and the safety of support pattern under the high external waterpressure and high geostress
這就使本隧洞工程的建設面臨著極大的挑戰。本文是在將圍巖作為主要承載結構,支護與圍巖共同作用的現代隧洞設計理論的基礎上,來研究高外水壓力及高地應力下隧洞圍巖穩定性及支護結構安全的。People now pay much attention at porous aerostatic bearing which has obviously higher load capacity and better damping characteristic and stability. there are two kinds of porous aerostatic bearing : the whole porous and partial porous
多孔質氣體靜壓軸承能明顯提高軸承的承載能力,具有更優越的阻尼特性和穩定性,故得到廣泛的關注。Feldspqr s degree of hardness motion between 6 - 6. 5, specific weight motion bet ween 2 - 2. 5. it s brittleness but have the higher anti - to press the strength, right sour have the stronger chemistry stability. the potassic feldspar s color many is red for meat, and also have the ash, white the brown. the albite is white, ash and buff the anorthite is white or shallow gray
長石的硬度波動於6 - 6 . 5 ,比重波動於2 - 2 . 5 ,性脆,有較高的抗壓強度,對酸有較強的化學穩定性。鉀長石顏色多為肉紅色,也有灰白褐色。鈉長石為白灰及淺黃色,鈣長石為白色或淺灰色。Technique of transmitting data via power line ( pl ) , a new technique developed in recent years , is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage , disadvantage and the current state of the power line carrier communication 。 the advantage , method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper , after introducing the principle of ssc , design of hardware and software of the system are been discussed 。 this system has been put into use , the result has proved its high stability and reliability
本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀,擴頻技術在電力線載波通信應用的優點、方式和現狀,並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上,本文詳細地介紹了電力載波遠程抄表系統的具體實現,包括硬體模塊和管理軟體本系統已投入運行,具有較高的穩定性和可靠性。Shock wave compression technique has play an important role in the understanding of the material composition thermodynamic state and physical properties of the earth ' s ulterior. in this article, the stabling of high - pressure phase of one of the main candidate materials of the earth ' s lower mantle ? enstatite ( mg0. 92, fe0. 08 ) sio3 were investigated through the experimented measurement of hugoniot equation of state, and together with thermodynamic calculation and analysis
本學位論文以沖擊壓縮技術為手段,從測量其hugoniot物態方程入手,結合高壓物理和熱力學理論分析,較深入地研究了下地幔中的一種主要候選組分頑火輝石( mg _ ( 0 . 92 ) , fe _ ( 0 . 08 ) ) sio _ 3在與下地幔大致相當的溫度壓力條件下的相態-鈣鈦礦型結構的相穩定性。Ionic liquids are extensively studied in areas of chemical synthesis, separation technology, electrochemistry and material processing due to their unique properties such as high electrical conductivity, high thermal stability, low measurable vapor pressure and incombustibility
摘要由於離子液體具有電導率高、熱穩定性好、蒸氣壓低、不燃燒等優良性質,越來越多地應用於有機合成、分離、電化學和材料加工等領域。It has been found that all the elements in the addition act respectively in the way that affect the material ' s properties during the calcining process and the increase of the pms / pzn ratio can weaken the stability of the crystal structure of the sintered ceramics and cause the crystal structure transformation from the tetragonal to the rhombohedral as well
發現多元壓電陶瓷材料中,無論是主加組元還是微量摻雜,預燒階段,它們在陶瓷中的作用都表現為單獨離子對陶瓷結構和性能所起的作用。燒結后,隨著pms pzn相對量的提高,陶瓷晶體結構由四方相向三方相轉化,同時穩定性下降。Tantalum lithium ( litao3 ), a novel single crystal material, developed and industrialized with the development of communication and information industries recently, owns the excellent performances such as high mechanical - electrical coupling coefficient, lower wear - resistance, excellent high - temperature stability, excellent high - frequency capability, etc. however, researches on tantalum lithium single crystal wafer around world are still lacking
鉭酸鋰是近年來隨著通訊、信息產業迅速發展而開發並產業化的新型光電子材料。它具有機電耦合系數大、低損耗、高溫穩定性、高頻性能好等優良的壓電、電光和熱電性能。Because of its high theoretical capacity ( 170 mah ? g ~ ( - 1 ) ), and feasible voltage ( about 3. 5v versus li ~ + / li ), good stability both at room temperature and high temperature, and being environmental benign and inexpensive, lifepo4 is very hopeful material as positive electrode materials for the future lithium - ion batteries material
磷酸鐵鋰( lifepo _ 4 )因其具有高的理論比容量( 170mah ? g ~ ( - 1 ) ) ,約為3 . 5v的電壓,較好的常溫和高溫穩定性,低廉的成本和優良的環保性能,成為下一代鋰離子電池最有前途的正極材料。At the initial stage of planar technique, b was employed as ideal diffusion impurity in base - region of npn si planar devices because of the match of its solid - solubility and diffusion coefficient in si with those of p in emission - region, and the good shield effect of sio2 film to b. but because of the relatively large solubility ( 5 1020 / cm3 at 1000 ) and the small diffusion coefficient, the linear slowly - changed distribution of acceptor b in pn junction can not be formed, which could not cater to the requirement of high - reversal - voltage devics. thereafter b - a1 paste - layer diffusion technology and close - tube ga - diffusion technology had been developed, while the former can lead to relatively large the base - region deviation and abruptly varied region in si, which caused severe decentralization of current amplification parameter, bad thermal stability and high tr ; the latter needed the relatively difficult pack technique, with poor repeatability, high rejection ratio, and poor diffusion quality and productio n efficiency
在平面工藝初期,由於b在硅中的固溶度、擴散系數與n型發射區的磷相匹配, sio _ 2對其又有良好的掩蔽作用,早被選為npn硅平面器件的理想基區擴散源,但b在硅中的固溶度大( 1000時達到5 10 ~ ( 20 ) ,擴散系數小, b在硅中的雜質分佈不易形成pn結中雜質的線性緩變分佈,導致器件不能滿足高反壓的要求,隨之又出現了硼鋁塗層擴散工藝和閉管擴鎵工藝,前者會引起較大的基區偏差,雜質在硅內存在突變區域,導致放大系數分散嚴重,下降時間t _ f值較高,熱穩定性差;後者需要難度較大的真空封管技術,工藝重復性差,報廢率高,在擴散質量、生產效率諸方面均不能令人滿意。Experimental results validated that this high performance arc igniting device developed provides with fast response and stable high frequency output voltage
試驗表明該開關式高頻振蕩引弧器控制系統具有頻響快、輸出高頻高壓穩定的特點,是一種性能較好的開關式高頻振蕩引弧器。The results show that a warm high ridge at the middle level and transformed surface cold high over the plain provide a good background condition ; a cooling process produced by net surface radiation fluxes is the trigger and strengthening mechanism for the fog event ; the subsidence flow at the middle and low tropospheric levels is favorable for the setting - up and maintenance of stable stratification at the boundary layer and weak wind condition at the ground layer over the fog region ; the transportation of weak warm advection at lower levels and weak lift motion at the boundary layer play a very important role to the long maintenance of the fog event ; the intrusion of north wind accompanied by cold advection is a main dynamic factor of the fog dissipation
結果表明:在中高層暖性高壓脊及地面變性冷高壓穩定維持的大尺度背景條件下,地表凈輻射引起的近地層冷卻是大霧過程的觸發和加強機制;中低空下沉氣流的存在有助於近地層的弱風條件和穩定層結的建立;低層暖平流的輸入和邊界層的淺層抬升是大霧長時間持續的原因;伴隨冷空氣南下的偏北大風是驅使大霧消散的動力因子。Railway rolling stock. " extreme pressure " oils for mechanical transmissions of motive power units. part 3 : high thermal stability oil. endurance test method on fixed post machine
鐵路車輛.原動力機械傳輸用耐"極端壓力"油.第3部分:高熱穩定性油.固定柱機械的耐久性試驗A reactive power compensation method for enhancing extensive power system steady state voltage stability
提高大規模電力系統靜態電壓穩定性的無功補償方法The latitudinal gradient of coriolis parameter is also an important factor that affects the strength of baroclinic stability, the larger its value is, the smaller strength of the baroclinic stability is. i. e., the higher the latitude is, the more strength of the baroclinic stability is
科氏參數經向梯度的大小又是影響斜壓穩定性強度的一個重要因子,其值越大,斜壓穩定性強度越小,即較高緯度的斜壓穩定性要強于低緯度。The fourth - order explicit upwind - biased compact difference schemes are used in the spatial discretization of the nonlinear convection terms. these difference schemes can be used in all computational region including the boundary neighborhood, and can overcome the difficulty not adapting simultaneously in the boundary neighborhood for general three - dimensional fourth - order central difference schemes, and improve computational stability a nd resolution. the compact difference equations with high accuracy and resolution for solving the incompressible n - s equations and perturbation equations are composed of these compact difference schemes, and provides an effective numerical method for the investigations of the turbulent spots and coherent structures
文中發展了四階時間分裂法用於navier - stokes方程及其擾動方程的時間離散;對分裂得出的關于壓力的poisson方程和關于速度的helmholtz方程,建立三維耦合四階緊致迎風差分格式;這些格式適用於包括鄰近邊界點在內的計算區域,克服了三維各自用四階中心差分格式離散不適用於邊界鄰域的困難,並提高了穩定性和解析度,用這些格式分別組成了數值求解navier - stokes方程及其擾動方程的高精度、高解析度的緊致差分方程組,為湍斑及湍流相干結構的研究提供了有效的數值方法。The architecture is simple, with high respond speed, high stability and adopts very advanced charging termination methods such as - v, max voltage, max temptature and temptature change rate so its reliability and safety are very high
該電路結構簡單,響應速度快,有很高的穩定性,採用了非常完善的充電中止方法,如- v終止,最高電壓,最高溫度和溫度變化率等,使得該電路具有相當高的可靠性和安全性。Because of high stability, the voltage loop gain is set high, so the static error is very small and dynamic performance is enhanced
由於內環的高度穩定性,所以電壓環的增益可做得很高,使系統的靜態誤差非常小且動態性能得到了提高。With development of modern power electronic technique, many reactive power - voltage controllers emerged which can improve voltage stability although debasing frequency dynamics at the same time
隨著現代電力電子技術的發展,電力系統出現了許多用於無功-電壓控制的裝置,這些裝置在提高系統電壓穩定性的同時,使系統的動態頻率特性變壞。But, the stability of this platform must be upgraded, on the other hand also the most importantly, a standard data analysis method should be constructed to improve the detection precision and reproducibility in order to suit for the research and application requirements
但是,該研究平臺需要進一步改進和完善以提高其穩定性和實用性,在分析壓電凝血試驗數據的方法上也需要建立統一的標準,才能保證實驗的重復性和準確性能滿足研究和實際應用的需要。分享友人