飽和穩定流 的英文怎麼說
中文拼音 [bǎohéwěndìngliú]
飽和穩定流
英文
saturated steady flow- 飽 : 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 : 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
- 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...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 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
- 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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The researches indicated : ( 1 ) the seepage flow field of infiltration diversion is characterized by three - dimensional, saturated and steady flow. there is the close hydraulic relationship between the river and the groundwater in the filtering bed, and the groundwater is confined
研究表明: ( 1 )滲濾取水的滲流場具有典型的飽和三維穩定流特徵;滲濾取水濾床中地下水與河流的水力聯系比較緊密,濾床中的地下水處于承壓狀態。During deliverability test, flow rate changes from small to big and we can obtain a series of flow pressures, including pressures above saturation pressure and below it, moreover, various physical characters can be obtained by experiments
進行產能測試時,流量從小到大取得一系列穩定的流動壓力值,有大於和小於飽和壓力的測點。The radiation field evolves from a steady saturation state to a limit cycle oscillation state, and eventually to chaotic oscillation state as the current increases, the region in which the field exhibits limit cycle or chaotic oscillation is called the " soft " and " hard " nonlinear regime, respectively : ( 1 ) in the " soft " nonlinear regime, the radiation field is characterized by period doubled bifurcation and the discrete power spectrum
隨著電流的增大,輻射場經歷由穩定飽和到極限環型的周期振蕩,並最終過渡到非周期性混沌振蕩的演化過程,按其狀態可分為「軟」和「硬」兩種非線性區域: ( 1 )在「軟」非線性區域,場的極限環振蕩態和穩定飽和態是交替出現的,其特徵是典型的倍周期分岔,輸出功率譜是分立的。In this paper, the theory of negatively charged surface states is used to investigate dynamic breakdown characteristics and the increase of gate - drain breakdown voltage as well as the reduction of saturated drain - source current after sulfur passivation. the measure which can improve the stability of sulfur passivation is proposed
本論文通過對gaasmesfet擊穿機理和硫鈍化機理的研究,用負電荷表面態理論,解釋了gaasmesfet動態擊穿特性及硫鈍化后柵漏擊穿電壓增大、源漏飽和電流減小的機理,提出了改善硫鈍化穩定性的措施。Based on t213 and other observational datasets, a severe heavy rain occurred in changjiang - huaihe basins during 4 - 5 july 2003 is studied. the primary diagnostic analyses show that double or single block is the characteristics of the macroscale circulation in this rainfall process. the strong conflict of warm and cold mass, mesoscale convergence on meiyu front, shear line, and stably maintaining of high and low jets make for the rainfall
本文採用地面高空常規資料,每6h一次的降水資料,以及t213數值預報資料,對2003年7月4 - 5日發生在江淮地區的一次梅雨鋒暴雨過程的影響系統及其可能機制進行了初步的診斷分析,發現,高緯雙阻、單阻形勢是這次暴雨過程發生的大尺度環流特徵;冷暖空氣的激烈交鋒、梅雨鋒上的中尺度輻合線、 700hpa 、 850hpa上的低渦、切變線以及穩定維持的高低空急流是導致這場暴雨的直接影響系統;該地區維持一個高能、飽和、潛在不穩定的環境,有利於特大暴雨的產生和維持。Beven 18 suggested that when it is applied in its original form to a river basin with thin soils over an imperme - able base, the quasi - steady state approximation holds. however, he also noted that for a variety of alternative transmissivity profiles, or when the saturated depth of the aquifer is large, the deviation in the actual shape of the water table from a steady - state shape can be both large enough and last long enough to call into question the assumption of quasi - steady dynamics
Beven 18也也指出這種「擬穩定」的地下徑流機制雖然能夠較好地應用於那些不透水層之上的土壤厚度比較薄的流域,但對于那些非飽和土壤層的厚度隨空間的變化較大也就是地下水位的變化比較大,或者潛水面的厚度較大的流域,使用這種「擬線性」的topmodel地下徑流機制就容易產生問題The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right
通過對同步發電機各種運行曲線的計算,在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場畸變對同步發電機運行特性和參數的影響;求出了空載特性曲線和零功率負載特性曲線,在不同的電樞電流下計算得到的波梯電抗不同;求出了功角特性曲線,與不計飽和時的功角特性曲線相比較,功角穩定極限小於90 ;求出無功調節曲線,與不計飽和時相比較, u型曲線向右偏移。Cadmium ( cd ) is one of the mostly polluting heavy metal. first, to characterize the adsorption property of cadmium, cadmium adsorption isotherms in soils were determined by the batch experiment, and the adsorption parameters were obtained ; second, miscible displacement experiments were carried out in saturated homogeneous soil columns under steady - state water flow, and the dynamics of flux concentration of cadmium leached in soils were measured
首先,用批量平衡法開展了鎘在砂質壤土、壤質砂土和粉壤土中的吸附特性的試驗研究,獲得吸附常數;其次,採用易混合置換實驗的方法,對其在穩定流場飽和土壤中的運移進行了室內研究,獲得了目標溶質鎘在定濃度輸入條件下的出流液濃度動態。( 2 ) the three - dimensional, saturated and steady mathematical model established on the basis of the experiment is applicable
( 2 )根據試驗所建立的飽和三維穩定流數學模型是適用的。In this paper, a saturated - unsaturated soil seepage ( suss ) method is suggested to analyze the seepage stability of an inundated embankment slope in condition of strong rainfall, by relating a finite element method
摘要提出飽和與不飽和土滲流( suss )法,並結合有限元法,分析強降雨條件下公路填方路堤邊坡的滲流穩定性。Slope stability is analyzed according to rainfall intensities, prophase total rainfall, different soil slope gradients and vegetation by saturated - unsaturated seepage theory
摘要在飽和非飽和滲流理論基礎上,從降雨強度、前期降雨總量、不同的土坡坡度以及是否考慮植被護坡等方面對大氣降雨條件下土坡的穩定性進行了探討。The first diagnostic analyses show that the heavy rainfalls are produced together by vortex, shear line and upper and lower jets, meiyu front. the condition of high energy, saturation, potential instability is propitious to the form and maintenance of heavy rainfall. the result of numerical simulation by mm5 model shows that heavy. rainfall has close relation with meso - scale vortex pole and strong convection
採用ncep全球譜模式和常規觀測資料對「 03 . 7 」江淮地區的兩次暴雨過程的影響系統及其可能機制進行了初步診斷分析,發現梅雨暴雨是受低槽、低渦、切變線、高、低空急流和梅雨鋒區共同影響造成的,該地區維持高能、飽和、潛在不穩定的環境,有利於暴雨的產生中尺度數值模式( mm5 )模擬結果表明梅雨暴雨與中尺度渦柱、強對流運動密切相關。As we all know, the heat transfer of geothermal heat exchanger ( ghe ) is affected by a lot of factors, where groundwater advection has a comparatively great impact indicated by experimental data. while almost all the design tools for ghe are based on principles of heat conduction and rely on some estimate of the ground thermal conductivity and volumetric specific heat. however, the large part of vertical u - type pipe lies in the saturated soil, especially in zones along the coast or with plentiful groundwater, which will be affected by groundwater advection greatly
但是對於垂直u型埋管來說,管段大部分位於土壤飽和區內,實際上其穿透的地層中總是存在著地下水的滲流,尤其是在沿海(河、湖泊)地區或地下水豐富的地區,埋管的傳熱性能大部分都受到地下水滲流的影響,此時土壤內發生的是熱傳導和地下水滲流共同作用下的復雜的、非穩定的傳熱傳質過程(簡稱熱滲耦合傳熱過程) 。Study shows that great rainfall influences soil slope safety factor markedly, magnitude of rainfall intensity has a great influence on slope safety factor for steep slope under certain coefficient of saturated conductivity, the surface plant roots affect unsaturated zone seepage field distribution and postpone unsaturated zone moisture content ' s increase, so the soil slope safety factor is enhanced finally
分析結果表明,在土體飽和滲透系數一定的條件下,強降雨對土坡穩定系數影響顯著;土坡越陡,降雨強度大小對土坡安全性影響就俞顯突出;土坡表層植物根系的存在影響非飽和區滲流場分佈,可以延緩非飽和區含水量的增大,土坡穩定系數得到提高。( 2 ) used the predecessors " research achievements for reference, an experimental provision by which relationship between capillaiy pressure and saturation and relationship between unsaturated permeability and capillary pressure of fracture can be determined simultaneously is developed for the first time. experiment of simplified fracture model on the provision is done
借鑒前人的研究成果,基於動力法原理(即逐次建立水相和氣相之間的穩定流動狀態) ,首次研製出了一套可同時測定單裂隙毛細壓力飽和度以及非飽和滲透系數毛細壓力關系的實驗裝置。Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer
如採用粗集料破碎率作為耐久性設計的一個指標;採用砂漿坍落擴展度試驗選擇水泥和減水劑,確定砂漿中減水劑的飽和摻量,並通過上述數學模計算混凝土中減水劑的飽和摻量,以此為參照確定最佳摻量;採用障礙坍落度試驗確混凝土的穩定性和流動性,結合由漏斗式砂漿流變儀測定的砂漿流變性能確定合理的砂漿填充系數,從而實現對高流動性高穩定性要求的混凝土(如泵送和免振自密實等)的工作性設計。The demarcation point of, which is the parameter in erf ' s yield stress equation, is 2. 0. for, the dynamic characteristics of the clutch are remarkably different from those for. thirdly, the linear stability of plane shearing flow with non zero pressure gradient is studied
論文第三部分對電流變液非零壓力梯度平板剪切流動的穩定性進行了分析,提出流場對屈服應力達到飽和的概念;並得出平板壁面剪切運動以及電流變液屈服應力的提高,都將使流動穩定性增強的結論。In order to increase the utilization of transformer core and reduce the number of transformers, the two - transisteor integrated - magnetics forward converter is studied in this paper. the phenomena about magnetic deviation due to asynchronism of duty cycle and other parameters is analyed, and the converter works normally although there is magnetic deviation. the working principle of circling current is analyed, and a improving circuit is present to decrease the circling current
分析了雙管正激磁集成變換器的環流產生機理,提出了一種減小環流的方法;研究了占空比等參數不一致導致的磁芯偏磁問題,磁芯存在單向磁化現象,但不會出現單向磁飽和,變換器仍能穩定工作。After a rainfall end, soil moisture content of cultivated layer is nearly stable within a certain period that is one week if rainfall leads to saturated runoff generation and is the optimal duration of fertilization
若有降雨使土壤飽和(產流)發生, zwt天後,在無外界水源條件下,土壤含水量大約有一周的穩定期,這一時期是施肥的有益時期。Numerical models were used to study how the infiltration into a slope varies with the rainfall intensity, rain fall duration, soil properties and how the infiltration influences the stability of a slope. a numerical program is coded to solve the transient seepage field by using the finite element and finite difference methods based on the saturated - unsatured soil seepage theory. a model for considering the variations of soil weight and shear strength is created / constructed and the corresponding program is coded
本文針對受降雨影響顯著的非飽和殘積土土坡,運用飽和?非飽和土壤水分運動的理論和二維非穩態滲流有限元模型,模擬雨水入滲引起的暫態滲流場,將計算所得到的暫態孔隙水壓力分佈用於考慮了基質吸力影響的土坡穩定安全系數的計算當中,建立了考慮非飽和土土坡從雨水入滲到出現滑坡危險全過程的計算模型。分享友人