過渡過程時間 的英文怎麼說

中文拼音 [guòguòchéngshíjiān]
過渡過程時間 英文
transient period
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : Ⅰ動詞1 (由此岸到彼岸;通過) cross (a river the sea etc ) 2 (渡過) tide over; pull through 3 ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • 過渡 : transition; transit
  • 過程 : process; procedure; transversion; plication; course
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. Viewing from the global tectonics, the authors dynamically described the dialectical relationships between extensions and compressions in time special 4 - d, and pointed out the different tectonic deformation systems corresponding to different tectonic dynamical environments. considering the geological evolution of sichuan basin, from nine aspects, the authors proved that the tectonic dynamical environments of sichuan basin, after its formation, has experienced the early extension, middle transition and late compression environments. correspondingly, as the paper suggests, a considerable attention need to be paid to the comprehensive studies of the early extensional structures, middle inversion structures and the late compression structures of sichuan basin when analyzing its tectonics

    從全球構造著眼,動態地從-空四維闡述了拉張-擠壓構造動力學環境的辯證關系,指出了不同構造動力學環境對應于不同的構造變形系統。結合四川盆地地質演化歷,從9個方面論證了四川盆地自其形成以來,構造動力學環境曾經歷了早期拉張中期晚期擠壓的,相應地在對四川盆地進行構造分析,要注意早期伸展構造中期反轉構造晚期擠壓構造的識別和綜合研究。
  2. The coupled equation method ( cem ) has been improved to calculate 4s subshell of mnl by adding 3d ~ ( 5 ) ( ( 4 ) ~ x ) 4s ( ( 5 ) ~ x ) channels, which were verified to play a key role to the magnitude of resonance structure due to the interaction between 4s kp transition and 3p 3d excitation. our calculation shows higher symmetry and a solo peak near 51. 7ev, which is in better agreement with experimental data than garvin ' s calculation. except 3p 3d giant resonance, there are obvious 3p nd ( n > 4 ) rydberg resonances with width in the total cross section of mnl

    在研究錳原子4s殼層的共振結構,我們首次在耦合方方法中加入了3d ~ 5 ( ~ 4x ) 4s ( ~ 5x )通道與大共振之的相互作用,發現這類通道對於4s殼層的共振結構具有較大的貢獻,從而改善了在耦合方方法中只考慮基態3d ~ 5 ( ~ 6s ) 4s ( ~ ( 7 , 5 ) s )的缺陷,為精確計算其他金屬原子外殼層的共振結構做了很好的鋪墊。
  3. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次,本文以荷蘭buggenum電站的空分系統為原型,基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學模型,並通模擬,得出了一些有價值的結論:當空分系統的壓力變化,氧氣產品濃度的響應常數為兩小左右,說明空分系統是igcc電站最大延遲環節;而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內,但在中會超出限制,這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。
  4. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工技術的要求,選用速度超調量和作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高
  5. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴的特點,發現其電弧行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下,通調節焊接迴路中的電感量和電源電壓,可以改變電弧的行為形式.若電弧呈「燃弧?熄弧?短路」交替進行,並且熄弧最短,短路頻率最高,在這種情況下,飛濺小,焊道成型好,焊接穩定
  6. The paper analyzed the relationship of the scale factors and several main performance indexes of the system ' s respond curve like over - regulation, divergence, surge - degree, steady - state error and transient time, and denoted these indexes by some fuzzy membership functions

    溫室溫度響應的主要動態性能指標包括:超調量、系統發散度、系統振蕩度、穩態誤差、過渡過程時間等。
  7. For membrane contactor process, the binary gas mixture diffusion through the pore channel should be considered as a transition diffusion of the absorbed momentum a through the stagnant momentum b. and the process would consist three steps : transition diffusion through the pore channel, stephen diffusion in the pore edge, and the pore interaction in the membrane surface

    對于孔形狀為近似橢圓形的聚丙烯微孔膜,在研究擴散問題,其等效孔徑可採用葉孔擴散問題中的孔形狀校正公式來計算。在膜接觸器中,氣體通微孔膜的擴散機理為擴散,其擴散包括通孔道主體的擴散、微孔膜出口處孔道邊緣的stephen擴散以及孔之的相互作用。
  8. Press conference on the application period and procedures for the registration of chinese medicine practitioners under the transitional arrangements

    中醫申請注冊序的安排記者會
  9. For example, when the design flow of upward of the peace bridge of upward of the east - one main canal is 45m3 / s, the actual flow quantity is 23. 8m3 / s on the 30th of september in 1989, the water level of the transition region terminal of the mouth of hao wan flume of the east - one main canal had gained the design level of 4. 3m, and the level between downstream and shang tian yuan tunnel was generally higher. it says that the actual discharge capacity now is only about 24m3 / s which is half of the design value. this not only make the benefit of the irrigation district abnormal, but also greatly hinder the economic development of the irrigation district, and lead to the canal run frequently at small flow, high water level, lengthen the discharge duration

    如東一乾渠上段太平橋以上設計流量45m ~ 3 s , 1989年9月30日實測通水流量23 . 8m ~ 3 s,東一乾渠郝灣槽出口漸變段末端水位已達到設計水位4 . 3m ,其下游至上天院隧洞水位也普遍偏高,即東一乾渠上段目前僅能通流量24m ~ 3 s左右,只有設計值的50左右,不僅使灌區效益得不到正常發揮,嚴重阻礙了灌區范圍內的經濟發展,而且使渠道經常處于小流量、高水位運行,延長了次通水,大大增加了渠道工的安全管理難度。
  10. For the sake of the research about hydroelectric interfere among machines, the article utilized the simulink in matlab as simulating tool, meanwhile established the simulating model about two high head diversion water turbines regulation system in violent fluctuating pressure sharing one head race tunnel and surge tank and one penstock. then calculated the load rejection transition process by means of the real parameters of a hydro power station, analysed the interfere of hydro power station safety and stable nenring brought by hydroelectric interfere and put forward a series of measures that lightening the hydroelectric interfere

    為了研究機組的水力干擾,本文採用matlab下的simulink作為模擬工具,建立共用有壓引水管道、調壓井、壓力主管的兩臺高水頭引水式水輪機調節系統大波動的模擬模型,引入實際電站的參數,對甩負荷進行了模擬計算,分析水力干擾對電站安全、穩定運行所造成的影響,並提出了一系列減輕水力干擾的措施。
  11. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況,考慮車路耦合和橋面沉降坡差的影響,對車輛通設和不設搭板的路橋「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析,得到了人的加速度及路面對車的垂直作用力隨的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力,分析了車輛的行進方向、速度和載重,橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響,並編制了相應的計算序。
  12. The maximal power outputs of 37. 0 mw / cm2 and 30. 0 mw / cm2 for the p - and n - type laminated materials respectively at the temperature difference 490 have been experimentally obtained, which are about 2. 5 and 3. 0 times those of - fesi2. chemical analyses show that the interface failure between the bridge alloy and the semiconductor bi2te3 results mainly from the eutectic mixtures with low melting point and brittle compounds formed during welding and long time annealing at 190. it is found that the electrical properties of a laminated structure are mainly controlled by the wettability of the bridge alloy on the semiconductor surface

    發現: 1 )疊層材料具有明顯優于均質材料的熱電性能,在490溫差下, p -型和n -型疊層材料的最大輸出功率分別達到37 . 0和30 . 0 ( mw / cm ~ 2 ) ,是同類型均質- fesi _ 2的2 . 5和3倍; 2 )在焊接和190長退火處理中,焊接層合金和基體半導體(特別是bi _ 2te _ 3 )之存在明顯的元素相互擴散,從而在層中形成一些低熔點共晶體和脆性化合物,這是導致疊層材料破壞的主要原因; 3 )焊接層合金與半導體基體之的潤濕性是影響界面層電性能的主要因素。
  13. Establishing 3 - d terrain models with vector contour lines and elevation terrain models with the help of the determination of space corresponding relations between contour lines, tile operation and branch operation. explanation of real - time reflection of terrain models, including three algorithms in lod technology, compared with quadtree algorithm, roam algorithm and the algorithm based on the intermediate belt, to show the advantages and disadvantages of the different situations of the terrains, so as to find out the right algorithm, the quadtree algorithm. developing and implementing the fast demonstration on the vc platform with three - dimentional visualization techniques, such as vrml and opengl, providing a persuasive argument for the research

    論文首先概括介紹了用等高線快速建立3d地面模型和顯示的相關技術,並論述了課題研究的背景和選題依據;其次,論文闡述了如何對等高線數據進行預處理,提出了有效的得到矢量化等高線的方法;再次用矢量化的等高線數據建立三維地面模型,通等高線的對應關系的確定、瓦片操作、分支操作建立地面的高模型;然後論文對地面模型的實渲染問題進行了深入闡述,主要是從lod技術的三種演算法著手進行研究,通對比四叉樹演算法、 roam演算法和基於帶演算法對不同種情況的地面數據顯示的優缺點,再結合本系統的地形數據的特點選擇了適合的演算法:四叉樹演算法;最後,用vrml和基於opengl的三維可視化技術在vc平臺上開發並實現了地形的三維快速顯示系統,為論文的研究內容提供了有力的論證。
  14. The formation process of w - type ferrite underwent from oxide of metal, the m - type transition phase to final w - phase. when the heating rate was 5 / min, at 900 for 3 hrs and 1200 for 4 hrs, pure m - type and w - type ferrites were formed in air respectively. with heat treatment temperature increasing, crystal structure was more intact, the saturation magnetization increased and the coercive force decreased

    熱處理表明, m型鐵氧體直接由金屬氧化物反應形成,未經歷尖晶石中相; w型鐵氧體形成由金屬氧化物到m相相最終向w相的轉變;當升溫速率為5 min ,溫度在900 ,保溫3小和1200保溫4小,就分別形成單相m相和w相鐵氧體;隨著熱處理溫度的升高和保溫的延長,衍射峰變尖銳,結晶更完整,空心微球的飽和磁化強度增大,矯頑力減小。
  15. Karst ecosystem is a kind of vulnerable ecosystem, its vulnerability including mainly : 1 environment capacity is small, vegetation is difficult to recover after having been destructed, hydrologic movement is rapid and floods and droughts often occur ; 2 vegetation growth depends on the conditions of eco - environment overly, which are affected by environment obviously ; 3the positive evolve of eco - environment relies on the recover of vegetation, 4the methods of water resource use and land use lack of rationality. these vulnerabilities are be magnified by climate changes

    巖溶生態系統是一種脆弱的生態系統,它的脆弱性主要表現在:環境容量小,植被遭破壞后很長才能恢復,以及水文變化迅速,旱澇常發生;植被生長度依賴于生境條件,但生境條件受到環境影響明顯;生態環境的良性演化依賴植被的恢復;水資源利用與土地利用方式缺乏合理性,如刀耕火種、開墾造成生態環境中種子庫嚴重丟失,物種多樣性受到影響,植被演化趨于單一或種群退化。
  16. When the two - dimensional decoupling theory is applied to a single - mode laser system, it is shown that there is relatively large fluctuation in the phase when the laser undergoes from thermal light to coherent light. it is shown that increasing the noise correlation time t can also reduce the fluctuation in the phase of the laser light

    將二維退耦理論應用到單模染料激光系統中,我們還發現,當系統運行在從熱光場到相干光場的,系統的位相存在相對較大的漲落,增加噪聲關聯可以抑制激光場的位相漲落。
  17. It uses the encouragement of step wave or other impulse current field source to produce the transition process field in earth. in the moment of shutting the power it produce the volute alternating electromagnetic field. from the abnormity of measuring the attenuation character of the second induction electromagnetic field, which produced by underground medium with time change, the conductive capacity and the position of the underground non - homogeneous substance can be analyzed

    瞬變電磁法( transientelectromagneticmethod )是一種域的電磁勘探方法,利用階躍波或其它脈沖電流場源激勵,在大地產生場,斷電瞬在大地中形成渦旋交變電磁場,測量這種由地下介質產生的二次感應電磁場隨變化的衰減特性,從測量得到的異常分析出地下不均勻體的導電性能和位置,從而達到解決地質問題的目的。
  18. An optimized cvi - pip process has been achieved, by which the c / sic composites with 2. 1 ig / cm3 high density and uniformity are fabricated in 200 hours. the microstructure and composition of pyrolytic carbon interphase and cvi - pip silicon carbide matrix in the c / sic composites are investigated with the help of polarization microscope, scanning electron microscope, and x - ray diffraction technique, etc. the structure characteristic of pyrolytic carbon interphase and cvi - pip silicon carbide matrix, and effects of cvi - pip process on it are summarized and discussed. by growth course and feature of pyrolytic carbon interphase and cvi - pip silicon carbide matrix analyzed, a whole - course densification mechanism of lamellar - growth - pattern is proposed to explain the densification phenomenon, which makes a systematic understanding on the feature of pyrolytic carbon interphase and cvi - pip silicon carbide matrix, and the multiple stitching interface binding

    根據熱解碳中相、 cvi - pip系sic基體相的組織構成與外貌特徵,通對熱解碳中相、 cvi - pip系sic基體相的生長和生長特徵進行分析,提出了基於層生長模式的緻密化理論,解釋了熱解碳中相、 cvi - pip系sic基體相以及釘扎誘導結構多重界面的形成: ( 1 )在1150下, cvi - sic亞基體相遵從「飽和?凝聚?融合」機理沉積,以8f型? sic為主,同還會有少量4h型? sic ,無游離si和游離c存在; ( 2 ) pip - sic亞基體相由非晶態sic以及彌散分佈的- sic微晶、 si - o - c和游離c組成; ( 3 )熱解碳中相與碳纖維增強相之、 cvi - sic亞基體相之形成滲透釘扎結構界面, pip - sic亞基體相與摘要cvi一sic亞基體相之形成誘導結構界面。
  19. Circuit model of synchronous machine and the quantitative process during short - circuit period are deduced. many parameters of synchronous machine except for transient time constant can be identified in a short time with the elaborately designed algorithm

    文中給出了同步機電路模型,定量分析了三相突然短路的,所研製的計算機演算法可在較短的內辨識出除暫態常數外的同步機的諸多參數。
  20. In this scheme, the speech residual signal is synthesized directly using magnitude spectrum and phase track where there are continuous changes for pitch between frames, while the speech residual signal is synthesized using phase intergradations with a burst of the pitch

    在該方案中,當幀的基音周期連續變化,語音殘差信號由幅度譜和相位軌跡直接合成,而當基音周期發生跳變,則利用相位合成語音殘差信號。
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