滑動時間表 的英文怎麼說
中文拼音 [gǔdòngshíjiānbiǎo]
滑動時間表
英文
gliding schedule- 滑 : Ⅰ形容詞1 (光滑; 滑溜) slippery; smooth 2 (油滑; 狡詐) cunning; crafty; slippery Ⅱ動詞(貼著物...
- 時 : 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 : 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...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 滑動 : slither; slippage; slipping; slide; sliding; run; sliding movement [motion]; glide; slump滑動閘門...
- 時間表 : avails
- 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...
-
In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy
本文研究了高階精度加權基本無振蕩( weno )格式及其在雙曲守恆律方程中的應用,在此基礎上作了兩個方面的工作:一是針對高頻聲波問題構造出一種基於保色散關系( drp )的weno有限差分格式,並對計算氣動聲學( caa )問題的代表性算例進行了大量數值實驗,比較了該格式捕捉波數的能力;另外,針對高階weno格式在處理euler方程的接觸間斷時精度有所降低的問題,研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恆追蹤方法,並且給出有代表性的密度滑移面問題的算例,得到一致高階精度的數值模擬結果。One special feature of this paper is that it provides fast implementation means for the all kinds of modular exponentiation algorithms, which facilitate the implementation of the rsa public key algorithms. the paper improved the sliding window algorithm by largely reducing the space complexity. meanwhile this paper represents an efficient combined algorithm to improve the processing of encryption and decryption
大數模冪乘運算是實現rsa等公鑰密碼的基本運算,其運行效率決定了rsa公鑰密碼的性能,文章主要研究了各種模冪演算法的快速實現方法,提出運用組合演算法的思想來減少演算法運行時間;並對滑動窗口取冪演算法進行了部分改進,用線性表來存儲預計算數據,從而減少了演算法的復雜度,進一步提高了rsa加/解密的效率,並在試驗測試中得到較為滿意的結果。This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces
本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。Based on the tribological principle and the theory of contact mechanics, it is feasible to adopt curvature - changing structure in the rock - bit journal bearing system. the structure and coupling relationship of curvature - changing journal bearing under the condition without friction have been analyzed and three kinds of sub - form structure configurations, namely, the pseudo - curvature - changing structure, the conformable curvature - changing structure, and the clearance curvature - changing structure, been differentiated according to the contacting features. the shape optimization and pre - running - in regulations of the contact surface of curvature - changing journal bearing under friction condition have been established. the results of rock bit journal bearing test indicate that the tribological behavior of the bearing can be effectively improved by curvature change based on both designing and pre - running - in
基於摩擦學原理和接觸力學理論,提出了可在牙輪鉆頭滑動軸承中採用變曲率結構.在不考慮摩擦的情況下,就結構設計和配合關系等問題進行了分析討論,劃分了準變曲率、吻合變曲率以及間隙變曲率等3種結構形式;針對考慮摩擦時的變曲率結構,提出了接觸形狀優化和預磨合的實施方案.鉆頭軸承試驗結果表明,無論是預設計變曲率還是預磨合變曲率,都能改善軸承摩擦副的摩擦學特性,因而值得進一步研究和推廣3 ) based on the analysis result of equal contact stress curve and the theory of elasto - hydrodynamic lubrication, the expression of the oil film thickness between roller ( or ball ) and orbit are calculated. the simulation result proved that the thickness of oil film is enough for bearing and lubricating
( 3 )基於等接觸應力曲線的求解結果和彈性流體動力潤滑理論,求得滾動體和軌道曲線間的油膜厚度表達式,並通過模擬分析論證了馬達正常工作時這種油膜能滿足承載能力和潤滑的需要。The product design eagerly anticipates the international fashion tidalcurrent, the modelling changeable, luster rich, surface smooth, thequality of material is solid, durable, vividly has unfolded themodernized artessence, expression the manifestiong a spirit space, creationfashion life infinite america, is the guesthouse, the hotel, theoffice and the family decoration ideal choice
產品款式引領國際時尚潮流,造型多變,色擇豐富,表面光滑,質地堅實,經久耐用,生動地展現了現代化藝術的精髓,鄣顯靈性空間,創造時尚生活無限美,是賓館、酒店、寫字樓及家庭裝潢的理想選擇。If you have more time, try some land activities, such as : biking, horseback riding and play golf. with over 300 kilometers of white sand beaches running along the tranquil waters of the gulf of mexico and many mayan ruin sites than other region, plus not - too - expensive living condition has boasted cancun to be the paradise of winter vacation. we, at to - do travel services, are very familiar with this destination, our design and arrangement will assure you a very pleasant cancun vacation
坎宮能玩的東西甚多,選擇三至五天的時間旅遊,是最佳的安排,譬如可以花一天參觀青城古剎或土隆一天玩海邊的各樣活動,潛水滑水風帆摩托快艇滑翔跳傘一天在酒店中打球游泳或躺臥在沙灘上休息,晚間欣賞墨西哥民俗表演,和品嘗具地方特色的風味餐一天乘船到麻島( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope
(三)採用模態疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平向加速度峰值最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平向加速度及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向位移及加速度絕對值均大於坡腳; ( 3 )強迫振動段,水平向加速度值隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振速較小時,變形破壞的形式表現為坡頂表面滑塌型。Calculations indicate that the carrier phase takes effect till the time width of the pulse envelope becomes smaller than the period of the carrier oscillation, and the interpretation of this phenomenon is also presented. it is the difference between phase delay and group delay that causes the sliding between the carrier and the envelope
數值分析的結果表明,當脈寬小於光波周期時,相位的作用開始顯現出來,當脈寬比光波周期長時,載波相位的作用可以忽略,並分析了相位起作用的原因,用解析的方法說明正是相延遲和群延遲之間的差別造成了光載波在脈沖包絡下的滑動。During the last few years, hong kong athletes have remarkable achievements in the international arena. after winning the first gold medal for hong kong for windsurfing in the 1996 olympic games in atlanta, ms lee lai - shan as well as her brilliant performance strongly aroused the enthusiasm of our community for the quadrennial international games. it is also encouraging to see that, quite a number of our athletes have achieved outstanding performance in other international events during the past four years
回顧香港近年來在國際體壇上的成績,滑浪風帆運動員李麗珊小姐於一九九六年亞特蘭大奧運會成功為香港取得首面奧運金牌,她所取得的驕人成績大大提高了香港人對每四年舉行一次的國際體壇盛事的熱情,我們亦同時在過去四年間見證了多位香港運動員在國際體壇上的傑出表現,這實在令人感到十分鼓舞。On the basis of displacement - time series of the slope, a nonlinear dynamic model is set up according to backus generalized linear inversion theory in this paper. due to the equivalence beween autonomous gradient system and catastrophe model, a standard cusp catastrophe model can be obtained through variable substitution. the method is used in analysis of displacement data of huangci landslide and wolongsi landslide and in understanding how slopes evolve before sliding. the result shows that the nonlinear dynamic model can make satisfactory prediction result. is it most important that there is a sudden fall of d, which indicates the occurrence of catastrophe ( when d = 0 )
研究表明,滑坡變形失穩過程具有混沌和分維特性,可以用分形理論來研究滑坡預測問題,基於對任一連續函數,至少在較小的鄰域內可以用多項式任意逼近的數學理論,運用改進的backus廣義線性反演理論,以斜坡位移時間序列為基礎,反演了斜坡演化的非線性動力學模型。並利用自治梯度系統與突變模型的等價性,通過變量代換得到標準的尖點突變模型。The fem results indicated that as to the rough surfaces in sliding contact, the value of the contact pressure was very high which coursed a high value of the heat flow rate, meanwhile the sliding time was not enough for the frictional heat to transfer, thus the highest value of the body temperature occurred just on the sliding surfaces, which possessed a sharp thermal gradient in direction perpendicular to the sliding surface. so the great thermal stress was caused just by the sharp gradient and the thermal elastic distortion with which the contact pressure changed occurred simultaneously, thus this change of the contact pressure would affect the temperature distribution in return
對于相對滑動的粗糙表面,因實際接觸面積小而導致接觸壓力很大,這樣使得熱流密度會很大,同時由於滑動時間很短,熱來不及傳導,最高溫度發生在摩擦表面,在垂直於摩擦面的方向有很大的溫度梯度,使得熱應力很大,且最大應力發生在表面,同時產生熱彈性變形,這種變形使得接觸區域內的壓力分佈發生變化,這種變化又反過來影響了接觸區域的溫度分佈。The dry sliding wear properties of ptfe composites filled with surface treated and untreated nano - alaoa were tested on the model mm - 200 tester, the effects of filled nano - abos content >
利用mm - 200型磨損試驗機考察了納米al _ 2o _ 3含量、載荷和對摩時間對表面處理納米al _ 2o _ 3填充ptfe復合材料在干摩擦滑動條件下摩擦磨損性能的影響。The experimental results show that it is feasible with the aids of chemical change that could transfer non - electrochemical active base substances in oils to electrochemical active cu ( superscript 2 + ), and the method can meet with the demand to determination feasibility, repeatability and accuracy, it has the following advantages : high automatization, simple operation, short test time and suitable for determining oils on the site
研究結果表明,通過化學轉換將潤滑油中的堿性物質(電化學技術不可測量)轉換為銅離子(電化學可測量)來完成潤滑油總堿值的測定是可行的,並可以滿足測定時對于可行性、重復性和準確性的要求,還具有自動化程度高、操作簡單、測定時間短等優點,適合進行現場潤滑油測定。4. the non - linear interaction mechanism derived from the scale of system was discussed. the paper deemed that, falling sliding face is not a rectilinear type, the non - linear coupling of falling factors sharply enhanced in large sand - pile ; the stabilization of surface layer sands are different in the time and space, especially the stating probability is higher than halting, and probability of fault in slope foot is higher than top as well ; the faulting forms will be affected by bounder situation strongly
大尺度散粒體坡面的崩塌滑動面,一般並非直線形,在崩塌過程中的耦合作用將增大落沙規模;理想化的沿直線坡面滑動情況,坡面表層砂粒的穩定性也並不是在時間、空間上都均衡的,可以造成起動容易止動難,或坡角失穩概率大從而牽連整個坡面的情況;長大高陡坡面的失穩形式,可以受坡腳(邊界)的巨大影響。Based on the reynolds " lubrication approximation, the small parameter method is introduced to approximately analyze velocity field and stress distribution between the two parallel disks with an interstitial second - order fluid. 3. squeeze flow between two parallel plates of a bingham fluid with partial wall slip is considered
以reynolds潤滑理論為基礎,採用小參數法研究了存在滑移時兩剛性圓盤間二階流體的擠壓流動,導出了流體的速度場和壓力分佈,進而求出圓盤間擠壓力的解析表達式。The results show that in the later stage of the nucleation process, the maximum slip velocity is monotonically accelerating ; the slipping hot spot ( where the slip rate is maximum ) migrates spontaneously from a certain instant, and such migration is spatially continuous ; when the maximum velocity reaches a detectable order of magnitude ( at least one order of magnitude greater than the loading rate ), the remaining time is 20 hours or more, and the temporal variation of slip velocity beyond this point may be used as a precursory indicator ; the average slip velocity is related to the remaining time by a log - log linear relation, which means that a similar relation between rate of microseismicity and remaining time may also exist ; when normal stress variation is taken into account, time scale of such processes can be extended by about 2 times
結果表明,在成核的後期階段:最大位移速率單調加速增加;滑動熱點(最大滑動速率處)在後期階段開始自發性遷移,且在空間上連續;當最大滑動速率達到可以明顯探測的量級時(高於載入速率一個數量級以上) ,倒計時間為20小時或更長一些,這時的速率變化可作為臨震預測標志;平均滑動速率與倒計時間的關系在臨震階段呈對數線性趨勢,由此可推測微震活動增長率與倒計時間同樣存在對數線性關系;正應力的變化對上述時間尺度有延長作用,使之大致增加到原數值的2倍。But the standard mc has some shortcomings : firstly, the standard mc picks up isosurfaces by threshold, however, threshold segmentation is invalid for picking up tissues or organs from some medical images ; secondly, the standard mc pocesses cubes one by one, that is to say, all the cubes will be checked, and the algorithm spents 30 % - 70 % of time to check the null units, so we need a reasonable data structure to travel the space data and accelerate the checking or filting of null units ; thirdly, the standard mc has a large scale of triangles, normally, the tissue or organ reconstructed includes hundreds of thousands so much as millions of triangles, this means it hardly to execute real - time rendering or interaction ; lastly, the standard mc can not get the very smoothly surface mesh, and there will be some unexpected accidented cases, especially in the case of big errors in oringinal data
但是標準mc演算法存在較大的問題:標準mc演算法實質上是通過閾值分割來提取等值面,閾值分割對某些醫學圖像的組織或器官的提取難以得到較好的效果;標準mc演算法是逐個移動立方體來進行處理,就是說對所有的立方體都要進行一次檢測,演算法執行中30 % ~ 70 %的時間用在對空單元的檢測上,因此需要有一種合理的數據結構對空間數據進行有效的遍歷,以加速對空單元的檢測和過濾;標準mc演算法產生了大量的三角面片,一般重建的組織或器官包含數十萬甚至上百萬的三角面片,難以實現實時的繪制和交互操作;標準mc演算法得到的表面網格並不光滑,會有一些不期望的凹凸,特別是在原始數據有較大誤差的情況下尤其突出。Most of partial differential equation arising from physical or engineering science can be formulated into conservation form : it directly reflects conservation laws in natural sciences. from viewpoints of fluid dynamics, it can be obtained from the mass, momentum, energy conservation laws. because the form ( 0. 2. 1 ) has no other terms such as dispersion, diffusion ( caused by nonuniformity of some physical states ), reaction, memory, damping and relaxation etc, smoothness of solution of ( 0. 2. 1 ) may be loss as times goes on. even for the smooth inital data, solutions of ( 0. 2. 1 ) become discontinuous in a finite time
由於雙曲守恆律( 0 . 1 . 1 )沒有其它項,如色散( dispersion ) ,擴散( diffusion ) (某物理量分佈不均勻引起的輸運) ,反應( reaction ) ,記憶( memory ) ,阻尼( damping )及鬆弛( relaxation ) (描述非平衡態)等,而僅有輸運或對流項( convection ) (由於流體的流動引起的輸運)時,守恆律( 0 . 1 . 1 )的解失去光滑性(這里不特殊說明守恆律就指該意義下) ,甚至即使光滑的初始數據,解隨著時間的發展會變成不連續,這在物理上表現為激波的形成。The forward kinematics simulation results showed that accelerates of the end - effector obtained from simulation was equal to that of the given. the relation between the velocity of the end - effector and simulation time was nearly linear with gentle tangent slope, and the position varied with time continuously and smoothly without any vibration during moving
正運動學模擬結果表明,末端執行器加速度與給定加速度一致,速度與時間基本呈線性變化且斜率小;位置曲線變化平滑,無振動現象,滿足正常工作要求。分享友人