穩定流動狀態 的英文怎麼說
中文拼音 [wěndìngliúdòngzhuàngtài]
穩定流動狀態
英文
stable flow- 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...
- 狀 : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
- 態 : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
- 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...
- 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
- 狀態 : status; state; condition; state of affairs: (病的)危險狀態 critical condition; 戰爭狀態 state o...
-
This text expanded the magnetoelastic stability issue of current - carrying component from coil, pole piece to thin current - carrying plates, and used special function to differentiate the critical state of losing magnetoelastic steady, the number value of getting the relevant parameter is solved. the text derives and provides the magnetoelastic movement equation of thin current - carrying plates, the geometry equations and the physics equations, the expression formula of lorent ’ s force, electro dynamics equation through the theory at first
本文將載流構件磁彈性穩定問題由線圈、桿件拓展到載流薄板,並引入特殊函數判別磁彈性穩定問題的失穩臨界狀態,得到了相關參量的數值關系。首先通過理論推導給出了載流薄板的磁彈性動力學方程,幾何與物理方程,洛侖茲力的表達式,電動力學方程。On the backgrounds of researches inside and outside country, and cooperating experiments with theories analyses, the influence of different processing technology parameters and different sbs modifier sorts on the sbs modified asphalts " properties has been studied. at the same time, their microstructure are observed through fluorescence optical microscopy and scanning electronic microscopy, thus to direct modified asphalt production. on the above conclusion ' s basement, analysing some disadvantages of the storage stability test of sbs modified asphalt in the current specification, a new storage stability test apparatus is developed
本文在參考國內外研究的基礎上,採用理論、試驗相結合的方法,研究加工工藝參數以及改性劑種類等對sbs改性瀝青性能的影響,並通過熒光顯微鏡、掃描電鏡分析其微觀形態,從而指導sbs改性瀝青的生產;在此基礎上,分析我國現行規范用來評價sbs改性瀝青儲存穩定性方面的不足,開發了新的試驗儀,根據動態剪切流變試驗結果和微觀狀態分析,提出一個新的指標? ?離析率r _ s來評價sbs改性瀝青的儲存穩定性;最後,針對不穩定的改性瀝青提出改善措施,研究證明摻加增容劑和穩定劑是行之有效的方法。Then the author pointed out the disadvantages of this unbalanced tax revenue system and the necessity of its reform from both domestic and international requirements. after investigating the evolving of tax systems in the world and the rising of income tax in developed countries, the author suggested the way to optimizing chinese tax revenue structure is to set up a two - main - body tax system with turnover tax and income tax. the conceived outline is to augment the incom e taxation, to adjust the comparative proportion between turnover tax and income tax, and hence to change the distorted tax system and set up a two - main - body one, in which turnover tax and income tax can function congenially and complementally
在分析成因、指出弊端和改革必要性后,本文通過對稅制演變的規律總結和發達國家所得稅上升為主體稅種的過程考察,提出優化我國稅種收入結構的方向是建立雙主體稅種結構,總體思路是在穩定流轉稅收入的情況下,增加所得稅的規模及在稅收收入中的比重,以動態的方式改善商品流轉稅和所得稅的相對比例,改變我國稅種收入結構失衡、稅制功能扭曲的現狀,構建一個流轉稅和所得稅結構協調、功能互補的雙主體稅種結構。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。This experiment studies the relation of ionic current signals and a / f ratio on different premixed pressure
通過控制預混壓力和空燃比兩個參數變化,消除了由於發動機循環變動對燃燒狀態和離子電流強度的不穩定影響。The model of variability of submergence depth is established based on the law of volume balance, and the changing trends of parameters like submergence depth etc are analyzed. according to the principle of supply and discharge balance, the method to predict oil yield is presented. subject to different objective functions, the corresponding optimum combinations of suction parameters are analyzed, and the importance of choosing objective function to optimum combination of suction parameters is emphasized
本文研究了油井流入動態關系,根據井筒內液量平衡原理,建立了沉沒度變化的數學模型,分析了沉沒度等參數變化規律;根據油井供、排平衡原則,得出了抽油泵排量系數相對穩定狀態下產量預測的關系;分析了不同目標函數下,油井抽汲參數的組合效果,指出了目標函數選取對參數合理組合的重要性。A two - dimensional double diffusive laminar natural convection in rectangular enclosure is detailed analyzed. the results show that when the thermal and solutal buoyancies aid each other, the airflow consists of one main cellular structure and is steady, regardless of the relative strength variation between the heat and pollutant sources. there are multiple flow structures, however, according to the relative strength when the buoyancies opposing each other
模擬結果表明雙擴散自然對流系統的空氣流動與傳熱傳質特性完全是由離散熱源與污染源浮升力之間的相互作用關系訣定的:當離散熱源與污染源浮升力協同作用時,自然對流呈比較穩定的單一流動結構;而當熱源與污染源浮升力對抗作用時,自然對流系統隨它們之間強度變化呈現出多種流動狀態。Electricity power system computer simulation the computing include the current computing, simple fault computing, complicated fault computing, quiescent stabilization the computing and development stabilization the computing etc. because the computing software of electricity power system are all the earlier words software, it is very difficulty for studying and isn " t easily for using and ca n ' t draw the graphics of the electricity power system ect
對電力系統的運行狀態進行分析需要進行大量的計算,電力系統計算機模擬計算主要包括潮流計算、簡單故障計算、復雜故障計算、靜態穩定計算和動態穩定計算等計算。本文針對當前電力系統計算軟體大多都是早期的字元界面的軟體,學習難度大,不易使用,以及不具備電力系統圖形繪制等弊病,對microsoft公司的visualc + + 6 . 0及其所提供的microsoft基礎類庫( mfc )展開了理論與應用的研究工作。The result of calculation shows that in that flood season of 1999, the flow of baini channel in networks was reciprocating flow for common ; it was in the extreme case of the storm surge, and affected by extreme velocity and topography, the flow in baini channel course and was rocking crookedly, this demonstrating the instability flow phenomena
計算結果顯示,在99年洪季時,河網內白坭水道流動為通常的往復流動;但在風暴潮極值狀態下,由於受極值流速及地形的影響,流動在白坭水道中彎曲扭擺,呈現出流動不穩定現象。In case of high reynolds number, the turbulence intensity of centreline drifted off its stable course in the sections, where the flow was in the transition
在大雷諾數情況下,在流動處于發展階段的管長范圍內,流動中心處的相對湍流強度在入口擋環作用下偏離了穩定狀態。According to the experimental parameters of mpt, the main performance parameters of different propellants have been given by engineering performance computation under designed and working states, which has great importance for the experimental research and the future work. 2. for helium and argon, the factors which influence on mpt ' s vacuum steady work have been discussed such as the material of microwave tie - in, the distance between the probe and inner - conductor, the position of the inner - conductor, the input power of microwave, the mass flowrate of propellant and the vacuum pressure of environment, and the influence has been discussed of the microwave power and the mass flowrate of propellant on the pressure of the resonance cavity, thrust, reflected power and the temperature of the resonance cavity
論文的工作和新見解主要包括: 1在設計狀態和工作狀態下,根據mpt的實驗參數,對mpt使用不同工質時的性能進行了工程估算,這對mpt現階段的實驗研究和今後的研究有重要的指導意義; 2對于he 、 ar推進工質,討論微波的接頭材料、探針與內導體的間隙、內導體的位置、微波的輸入功率、工質的質量流量以及環境真空度對mpt真空啟動和穩定工作的影響,並探討微波的輸入功率、工質的質量流量對諧振腔壓強、推力、反射功率以及諧振腔溫度的影響; 3對于n _ 2 、 h _ 2 、 nh _ 3 、 h _ 2o推進工質,主要討論與he 、 ar工質不同的特性,並從長遠的眼光和工程應用的角度,認為其可行性不容置疑,潛在優勢不可忽略,是未來mpt應用的主流推進工質。It is important for the design of air cooling steam turbine and the performance and stability of turbine to study unsteady flow mechanism in design and off - design state
深入了解透平葉片在設計狀態和高背壓條件下的非定常流動機理,能更好設計空冷汽輪機以及提高葉輪機械的性能和穩定性。Steady flow means that the way in which the fluid moves does not change with time.
穩定流動的意思是說流體流動狀態不隨時間而變化。Plain bearings ; hydrodynamic plain journal bearings designed for operation under steady - state conditions ; design of circular cylindrical bearings
滑動軸承.設計用於穩定狀態使用的流體動力徑向滑動軸Plain bearings ; hydrodynamic plain journal bearings designed for operation under steady - state conditions ; operational parameters necessary when designing circular cylindrical bearings
滑動軸承.設計用於穩定狀態使用的流體動力徑向滑動軸Surge phenomenon is an instability flowing condition when centrifugal compressor working at low flux, it can make the compressor shut down, the production process interrupted, then bring us the loss of economy. further more, it can damage the compressor, make it broken and can even hurt people
喘振現象是離心壓縮機工作在小流量時的不穩定流動狀態,它的出現輕則使壓縮機停機,中斷生產過程造成經濟損失;重則造成壓縮機葉片損壞,引起壓縮機設備報廢甚至造成人員傷害。( 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。Abstract : the initial charge - process of dc capacitor and the steady working state of active voltage - source - inverter power filters are analyzed in this paper, and four new parameters are proposed to judge the working performance of active power filters and to aid their design
文摘:分析了電壓逆變器型單相有源電力濾波器直流側儲能電容器的初始充電過程(有源電力濾波器的起動過程)和有源電力濾波器的穩定工作狀態,並提出了判定有源電力濾波器性能、幫助有源電力濾波器設計的四個標識性參數。In order to study the stability of non - newtonian fluid and its flow pattern discrimination method, the integral stability theory and local stability theory are applied to the concentric annulus flowing of plastic fluid and power - law fluid, then a relevant stability parameter expression of discriminating flow pattern is derived and set up in the paper
摘要針對非牛頓流體的穩定性問題及其流態判別的研究,將整體穩定性理論及局部穩定性理論應用於塑性流體和冪律流體在同心環空的流動中,建立和推導出相對應的判別流動狀態的穩定性參數表達式。On the basis of time lag differential equation, the car following model were constructed. using average acceleration index, the car following behavior were classed three phases with dynamic classing methodology, start acceleration car following phase, stable car following phase, and deceleration brake phase
文章以平均加速度為指標,利用動態聚類的方法,把城市快速道路交通流中的跟車行為劃分為三種狀態進行討論,即起動加速跟車狀態、穩定跟車狀態、減速停車跟車狀態。分享友人