飽和介質 的英文怎麼說

中文拼音 [bǎojièzhí]
飽和介質 英文
saturated media
  • : Ⅰ形容詞1 (吃足) have eaten one s fill; be full 2 (充實; 飽滿) full; plump Ⅱ副詞(充足; 充分)...
  • : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • 飽和 : (在一定溫度壓力下, 溶液可含溶質的量達到最大限度, 不能再溶解, 泛指事物達到最高限度) saturation; saturated
  1. And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

    以土力學模型為基礎,利用以土骨架孔隙流體的四個位移為基本未知量的數值方法去模擬二維中的地震波傳播,採用了顯式差分方法(中心差分法newmark常平均加速度法結合)透射邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相動力響應的兩個二維數值分析程序。
  2. When the moisture content is below fibre saturation point, the movement of absorbed water is subdivided into two parts : one is diffusion transfer due to the vapor pressure gradient, the other is moisture movement caused by the pressure fluctuation due to the variation of medium

    在纖維點以下時,木材內部吸著水的遷移可分為:水蒸汽壓力梯度下的擴散遷移由於乾燥壓力的波動而引起的浮動壓力下的遷移兩個部分。
  3. This paper studies the effect of saturation pressure to the heat surface of a phase - change hearer

    摘要合理確定控制壓力對相變換熱加熱爐的經濟性有顯著影響。
  4. A rational range of saturation pressure is proposed and a brief introduction of the combustion control system adopted in phase - change heaters is made

    研究了壓力對相變換熱加熱爐受熱面布置的影響,提出了壓力的合理范圍,對相變換熱加熱爐燃燒控制系統作了簡要紹。
  5. In chapter 5, based on biot ' s theory for anisotropic fluid - saturated porous media, the rayleigh waves in orthotropic non - viscous fluid - saturated porous media are studied

    在第5章中,以biot的各向異性液多孔理論為基礎,研究了正交各向異性無粘流體多孔中瑞利波的傳播特性。
  6. Segment timer may use to record pressent year, month, date, display pressent time, and with four - segment alarm function, alarm circlate in the sequence of time from first segment to forth segment alarm point it is display intuitional, clocking accuracy, alarm reliable, with clock keep function while key off function

    採用先進的微處理器進行智能控制,主要適用於供熱供暖製冷等熱能系統中,對熱水過熱蒸汽蒸汽氯化鈣水或其它制熱製冷中的熱能進行高精度的積算與控制。
  7. Mixed finite element method for quasi - static problems of fluid - saturated biphase porous media

    流體兩相多孔擬靜態問題的混合有限元方法
  8. In chapter 2, based on generalized characteristics theory, characteristic analysis is carried out on the problem of stress wave propagation in orthotropic fluid - saturated porous media under longitudinal impacting

    在第2章中,根據廣義特徵理論,對正交各向異性液多孔在縱向沖擊載荷作用下的應力波問題進行了特徵分析。
  9. The displacement field of dislocation on the half - space of two - phase saturated medium

    兩相飽和介質半無限空間位錯位移場
  10. The main achievements could be summarized as follows : 1 ) the dynamic response of the saturated, porous, elastic half - space is studied in this paper, and saturated soil is taken as elastic two - phase media

    現將本文的主要工作簡單紹如下:本文以土為研究對象,在兩相為彈性等一些條件假定下,進行了彈性半空間動力響應問題的研究。
  11. In the dissertation, a systematic study on the 3 - d dynamic responding of transversely isotropic saturated half - space / layered saturated strata produced by harmonic loading and seismic loading and dynamic interaction of saturated soils - foundation ( circular plate ) based on biot ' s theory for fluid - saturated porous media and the model of elastic half - space

    本文基於biot兩相波動理論,採用橫觀各向同性半空間及橫觀各向同性有限層地基模型,對地基的三維動力響應及橫觀各向同性地基?基礎(板)的動力相互作用進行了系統研究。
  12. Scientists have been devoting to enhance the density of magnetic recording media for years. magnetic materials are expected to be with high coercivity and high saturation magnetization

    提高磁記錄的密度是人們多年所追求的目標,這要求磁性材料具有高矯頑力相應的高磁化強度。
  13. It consists of two parts : the first part ( chapter 2, 3, 4, 5 ) studies the characteristic of elastic waves and surface waves in orthotropic fluid - saturated porous media using biot ' s theory which is based on the substitutive model. in the second one ( chapter 6 ), a new three - dimensional meso - calculating model, which is more coincided with the inner action mechanism of porous media, is proposed. based on this model, the elastic wave propagation in fluid - saturated porous media under longitudinal impacting is discussed

    論文主要分為兩大部分:第一部分基於替代模型的biot理論,對各向異性中平面波以及表面波的傳播特性進行了研究;第二部分從細觀層次出發,提出了一個更加符合含液多孔內部作用機理的三維細觀計算模型,並對縱向沖擊載荷作用下液多孔中彈性波的傳播規律進行了討論。
  14. In the following we will expand on this idea in a more realistic model that takes into account the dynamic aspects of the saturation behavior of the laser medium.

    下面將這一概念推廣到更真實的模型上,在這種情況下,需要考慮激光特性的動態變化。
  15. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    紹逆系統理論的基礎上,詳細紹了dfl理論,通過比較闡明了dfl理論其本是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器基於二次型性能指標設計的最優快控汽門(考慮發電機的因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  16. The solution for nls equation in normal dispersion has been gotten, including chirped and nonlinear saturation medium effect, the solution for the influence of dark soliton by chirped and nonlinear saturation medium effect is discussed in detail

    摘要運用行波法求解正常色散區含頻率啁啾非線性效應的nls方程,並由得到的孤子解討論了啁啾非線性效應對暗孤子傳輸特性的影響。
  17. Wave propagation in saturated soil and sand liquefaction are two important subjects in earthquake engineering and geotechnical engineering

    中的波傳播砂土液化是地震工程巖土工程中兩個重要的問題。
  18. After the simple analyses with the single phased media theory, a more detailed analyses has been done, based on two phased media theory, on rayleigh wave propagation in saturated soil. the new results show that rayleigh wave will really cause larger shear stress and pore pressure than s wave in shallow layers and thus easily induce sand liquefaction

    進一步,基於兩相理論的有效應力法,研究了rayleigh波在中的傳播情況,給出了rayleigh方程,分析了中產生的應力,並同單相模型的結果做了對比,證實了rayleigh波較s波可產生較大的剪應力法向應力梯度,從而導致液化的論斷。
  19. Explicit finite element method for dynamic analyses of fluid - saturated porous solid

    液固兩相飽和介質動力分析的一種顯式有限元法
  20. Numerical results show the obvious difference between the model of isotropic saturated poroelastic media and that of transversely isotropic saturated poroelastic media

    研究表明採用各向同性飽和介質的動力學模型不能準確描述橫觀各向同性土地基的動力特性。
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