負性變力作用 的英文怎麼說
中文拼音 [fùxìngbiànlìzuòyòng]
負性變力作用
英文
negative inotropic action- 負 : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
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The substantial alteration by 160 % in the range of the blood flow pulsation can negatively affect the function and plasticity of the blood circulatory system and may potentially lead to the development of hypertonic or hypotonic symptoms in the human body
在血流脈動范圍內,透過160 %相當可觀的變化,可能對血循環系統的功能及塑性具負作用影響,並且可能潛藏在人類身體導致張力亢進或低壓癥狀的發展。If a decadal positive temperature anomaly occurs in the eastern tropical pacific, the atmospheric response excites a anticyclonic wind stress anomaly in the east of australia, which will lead to generate a negative temperature anomaly in the western tropical south pacific
當熱帶東太平洋的海溫為暖異常,它將激發澳大利亞的東部沿岸的大氣產生反氣旋性風應力異常,在這種風場的作用,下方海水向四周輻散,導致熱帶西南太平洋的溫躍層變淺,產生負的溫度異常。The numerical results indicate that the deformation within the solid inner core is very small. however, in the fluid outer core, the changes of the displacement with relatively low spherical harmonic degree ( n < 10 ) is very complicated via the radius, due to the resonance near the eigenfrequenies of the core long - period oscillations. while the spherical harmonic degree of the loading is larger than 10, the deformation and the gravitational perturbation in the core are very small, and the earth ' s deformation response is dominantly represented as the radial displacement in the elastic mantle
研究了地球在日月引潮力和表面負荷作用下的形變特徵,數值計算結果表明,在固體內核中的形變很小,由於在長周期核模本徵頻率附近的共振,液核中低階( n 10 )位移隨半徑的變化非常復雜,當負荷階數超過10時,地核中的形變和擾動位都很小,地球的響應主要表現為彈性地幔中的徑向位移,且隨深度增加急劇減弱,地表負荷love數與信號頻率的依賴關系很弱,給出了體潮love數計算的一種有效的近似處理方案。The second part analyses the reason of the complexity of national issue about the west : in economy, the reason that is economy among regions develops unbalance able and the national minority ca n ' t adapt the change of economic system very much, and the developing distance between national regions and coastal regions enlarges the estrangement which exists before and the national relationship is shocked by establishing socialism market economic system. in politics, the reason that is ill - considered national policies, unperfected national region self - control system, the effect and permeation of national and international hostile power. in culture, the reason that is the reverse effect of nationalism, the modernity of national traditional culture causes the complexity of national issue
第二部分從三個方面分析了西部地區民族問題復雜性的原因:經濟上,是由於地區間經濟發展不平衡,經濟體制變化使少數民族表現出不適性,民族地區和沿海地區發展差距的擴大加深了原有的民族隔閡和猜忌,民族關系受到建設社會主義市場經濟體制的沖擊;政治上,是由於失誤的民族政策,民族區域自治制度不完善,國內外敵對勢力的影響、滲透等因素的作用;思想文化上,是由於民族主義的負面影響,民族傳統文化的現代化帶來民族問題的復雜性。With the development of modern industry, the nonlinear loads of power system are greatly increased. they absorb the non - sine current waves from power network and result in voltage aberrance. voltage aberrance makes the power quality severely deteriorate, endangers the safe and economical running of power system and affects some users ’ s normal work
隨著現代工業的發展,電力系統中的非線性負荷大量增加,這些非線性負荷從電網吸收非正弦電流,導致電網電壓發生畸變,使電能質量嚴重惡化,危及電力系統安全和經濟運行,影響了用戶的正常工作。On the base of model, considering the disturbance from the other 5 legs and variating load, we design an h - inf controller integrated with ip controller, which makes the system with the advantage of both h - inf control and ip control, and restrains the bad effect from variating disturbance. the simulation shows that this stradgy enhances the system robustness. in another solution, the coupling and load disturbances are regarded as the parameter variations of motor model, and the variation is observed, thus, the coupled dynamics of vamt is decoupled to 6 single motor systems
在建立了模型的基礎上,本文針對單滑塊控制系統要受到其它滑塊及負載擾動的影響,採用h _控制方法設計的h _控制器與傳統ip位置控制器結合,使得系統具有ip位置控制器和h _控制的雙重優勢,有效地抑制了變化擾動對位置輸出的影響,模擬結果表明該方法大大提高了系統的魯棒性;本文提出的另一種方案是將桿間的耦合作用和負載擾動看作電機參數變化,利用觀測器進行觀測,從而將耦合的機床動力學系統解耦成為6個獨立的電機動力學系統。Part 3 is the empirical analysis to the influencing factor of listed company ' s capital structure in china, specifically with spss software and main composition analysis method, it correlated dividend policy, income tax, equity structure, non liability tax shield and income variation level of company, company growth, company ' s profit ability, asset structure, company ' s scale with capital structure ( the contents embrace btdr, bldr, bsdr ), we make the conclusion as follows : comparing with the research result of influencing factor of the company ' s capital structure of the developed country, the influencing factors of the listed company ' s capital structure in china have partial similarnesses
第三部分中國上市公司資本結構的影響因素分析這部分是本文的重點之一,具體是採用spss11 . 5軟體,用主成分分析法與多元回歸分析,對公司的股利政策、所得稅、股權結構、非負債稅盾、收入變異程度、公司的成長性、公司盈利能力、資產結構、公司規模與代表資本結構的變量( btdr , bldr , bsdr )作相關研究,結果是:和發達國家公司資本結構的影響因素研究結果相比較,我國上市公司資本結構的影響因素存在部分相似性。Korean enterprises should take following countermeasures : an effort to get access to china ' s service markets, deepening the composition of export commodities, focusing on upgrading industries etc. part v deals with the perspective of sino - korean trade, holding there are underpinnings of mutual advantages and there is a bright future for trade as long as institutional and policy blocks are removed. finally, some schemes are raised for further opening markets in china : a midvlong term strategic act to advance towards china ' s market, closer contact with local governments, expansion of sino - korean technological trade, flexible employment of edcf, overseas investment capital and capital of international financial institutions and international financial markets, market segmentation from regional features in china, fostering skill - intensive industries instead of pure processing industries, establishment of more joint ventures to lighten the burden on capital etc
文章的最後為韓國進一步開辟中國市場提出了若干方案:韓國要把進軍中國市場看作一項中長期的戰略性舉措;投資到中國的企業應集中開辟中國原輔材料的出口和1產品:加強與地方政府的接觸,實現出口線多變化;大力發展韓中兩國的技術貿易;靈活性的利用經濟開發協作基金( edcf ) ,海外投資資金及國際金融機構和國際金融市場資金;根據中國的地域性特徵進行市場分割,利用地方政府的經濟自主權制定出經濟協作方案;韓國對中國的投資要從單純的加工業解脫出來,發展技術密集型的產業;多設立合資企業,合作投資可能更減少對資金的負擔。It is difficult to replicate hinge moment accurately and rapidly because surplus torque affect dynamic performances of load simulator system badly with large intensity and continuous variation derived from variable velocity of rudder system
這種干擾作用具有強度大、隨舵機速度不同連續變化的特點,它的存在嚴重影響了負載模擬器的動態性能,使得加載系統難以準確、快速地復現空氣動力鉸鏈力矩。The loading effects of the atmosphere are the sum of the direct effect, which comes from its newtonian attraction to any point on the surface or within the interior of the earth, and the indirect effects, which is induced by the earth ' s deformation and additional gravitational potential arising from redistribution of the mass because it can be regarded as the surface loads. they are traditionally expressed as the convolution integration of the atmospheric green ' s function, which is virtually the sum of the elastic and gravitational green ' s functions, and the measured values of the barometric pressure on the earth ' s surface over the globe
隨著現代大地測量技術和數據分析手段的日益提高,大氣對各類物理場地表觀測的負荷影響必須予以考慮,大氣的負荷效應為直接效應(大氣對地球表面及內部點產生直接吸引)和間接效應(大氣作為表面負荷作用於地球,導致地球的彈性形變和內部質量的重新分佈,產生附加位)之和,習慣上表示為大氣格林函數(彈性項和直接引力項格林函數之和)和地表氣壓觀測值的全球褶積積分While a large number of converters based on power electronics techniques and other nonlinear loads are widely used in power systems, the electric workers of many countries have already paid close attention to various kinds of the relevant power quality problems that these equipments bring
隨著大量電力電子變流器及各種非線性負荷在電力系統中的廣泛應用,它們所帶來的各種電能質量問題已引起各國電力工作者的高度重視。The further research in port engineering pile foundation is considered to be important of such as behavior and bearing capacity of laterally loaded single piles and pile groups, and the functional mode of wharf foundation pile under flood tide torrent, and load - deflection curve, and negative skin friction along the pile, et al. the bearing capacity and the negative skin friction of port engineering piles are analyzed, to satisfy port engineering development demand better
在港口樁基工程領域,港口工程水平承載(群)樁的工作性狀以及承載力計算方法,漲潮急流等動態荷載作用條件下碼頭基樁的受力性狀,樁的作用荷載與變位趨勢關系、樁的負摩擦等問題都要求作進一步的研究。本文致力於以港口工程樁基為主要研究對象,對港口工程(群)樁基水平承載力和負摩擦力進行研究,以更好地滿足港口工程建設需要。This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change
本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性;負荷指令的導前功能對鍋爐主控有超前控製作用,能顯著提高主蒸汽壓力的穩定性;採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質,在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內,提高鍋爐、汽輪機壽命及其效率;汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系,採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。Because the actual position has been assumed to be the boundary constraint, the proposed dynamic models have overcome the weakness that the conventional method is not convenient for the dynamic analysis of the kind of constrained flexible systems
由於採用了系統變形后的實際位置為邊界條件,本文所提出的受限柔性機器人的動力學模型和柔性機器人協調操作受限負載的動力學模型克服了通常方法不方便對受限柔性系統進行動力學分析的弱點。First, n - degree of freedom robotic manipulator control problem is studied. on the basis of computed torque ( ct ), the uncertainty is learned by the neural network, and the output of the neural network is used as compensator. this approach overcome the deterioration of control performance due to the uncertainties including working circumstance and load change
針對計算力矩法對模型誤差敏感,魯棒性差的特點,文中將神經網路和計算力矩方法結合,首先根據標稱模型設計計算力矩控制器,然後採用神經網路來學習系統中的不確定性,神經網路的輸出作為補償控制器:有效的克服了機械手由於工作環境和負載變化等不確定性引起的控製品質的破壞。In term of that, the solution result in two different condition is achieved by ansys software. deep research and comparing analysis between the classical solution and the finite element result is made on contact stress & formation and load distribution of conical roller bearings by revised classical formula of elastic contact problems, according to finite element solution in two different interfering conditions
根據有限元數值模擬結果對經典解析解中接觸彈性變形量與作用負荷的關系進行了修正,利用修正過的接觸彈性變形公式對汽車后橋傳動錐軸承的接觸應力和變形及負荷分佈規律在無游隙及負游隙兩種情況下進行研究,並將結果與經典解析解進行了對比分析。In power systems, the waveforms of voltage and current are distorted due to nonlinear loads, and the quality of electricity will decline for the great deal of harmonics generated
在電力系統中,由於非線性負荷的作用,使電壓和電流的波形發生畸變,電網中出現了大量的高次諧波,從而導致電能質量下降。The simulation results prove that active power filter can not only eliminate harmonic current effectively, but also have well dynamic compensation characteristics. designing of digital low pass filter and the effect of its cut off frequency on precision of instruction current are discussed in this paper
模擬結果證明,有源電力濾波器對於三相平衡負載或三相不平衡負載的諧波電流都起到了很好的補償作用;同時當負載電流突變時,有源電力濾波器具有良好的動態補償特性。分享友人