曲線峰值 的英文怎麼說

中文拼音 [xiànfēngzhí]
曲線峰值 英文
curve peak
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1. (山的突出的尖頂) peak; summit 2. (形狀像山峰的事物) peak-like thing Ⅱ量詞(用於駱駝)
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到谷電價、用水量變化及用水可靠性因素的影響,分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型,以年費用折算加上清水池年造價折算為目標函數,以連續性方程、管中流速和鑄鐵管耐壓等為約束條件,進行并行遺傳演算法對給水管網優化設計的實現。
  2. The frequency curve of transverse distribution of the wheel track on divided ways reveals that the frazzled damage of highly channelizing expressway cement concrete pavement largely occurs in the peak range of distribution curve of the wheel track

    摘要分車道行駛輪跡橫向分佈頻率顯示,渠化程度較高的高速公路水泥混凝土路面磨損破壞主要集中在行車道輪跡范圍。
  3. The imposition of a curved phase characteristic reduces the peak amplitude of the waveform.

    形相位特性減小了波形振幅
  4. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回與轉角滯回為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  5. According to the recorded full process fracture curve, the paper calculated and compared the fracture toughness ( kic ), the fracture energy ( gf ) and crack tip opening displacement ( ctod ) of the different strength grade boulder concrete and crushed stone concrete, it is found that the maximal load ( fmax ) and the fracture toughness ( kic ) of boulder concrete and crushed stone concrete increase when the strength of them increases, so does the fracture energy of boulder concrete, but the fracture energy of crushed stone concrete does n ' t obviously increase when it ' s strength increases. the crack tip opening displacement ( ctod ) of all specimens chang less when the strength of concrete increases, so it is concluded that the location of the axle in the ligament of the specimens is relatively stable

    根據記錄的全,計算了不同強度等級的卵石混凝土、碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖端開口位移ctod ,比較了不同強度等級卵石混凝土及碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖端開口位移ctod的關系,發現卵石混凝土、碎石混凝土的荷載fmax 、斷裂韌度k _ ( ic )隨強度增加而增加,卵石混凝土的斷裂能g _ f隨強度增加而呈增加趨勢,碎石混凝土的斷裂能g _ f隨強度增加變化趨勢平直,增勢不明顯。
  6. We calculate the regression curve about length of erased magnetic record and lightning current peak. we analyze the error of recording data and find a new means about direct measurement of the max lightning steepness with magnetic tapes

    作出磁帶消磁長度與霄電流的擬合,對測量數據進行誤差分析,找到利用磁帶直接測量靂電流最大陡度的新方潔。
  7. The simulation results indicate that impact velocity and impact angle have much influence to penetration acceleration, the higher impact velocity is, the bigger the peak value is ; the smaller the impact angle is, the smoother the acceleration curve is, and the peak value of acceleration appears regularly

    模擬結果表明,著速和著角對侵徹過載有很大影響,著速越高,侵徹過載越大;著角越小,過載越平滑,過載的出現也漸顯規律。
  8. When the adhesion coefficient is close to the maximum tire - road friction coefficient, the current adhesion coefficient is used as maximum tire - road friction coefficient to control the drive torque

    當觀測到? -接近於點時,將該時刻的輪胎利用附著系數作為路面附著系數,並根據識別的路面附著系數進行驅動防滑控制。
  9. 6 ), the process that h20 is adsorbed on the electrode surface and the hydroxyl group is formed to oxidize the co may be the rate - determining step ; in the region iil ( logi > l. 6 ), all of the tafel curves show a curvature until the current densities reach the peak value, indicative of a possible limiting current. the effect of rare earth elements on methanol electro - oxidation has not been reported in literatures

    在低極化區( logi 1 . 3 ) ,甲醇發生脫氫反應並形成反應中間體,其中co成為未被氧化的毒物,此過程成為速率限制步驟;在更高的極化區( 1 . 3 logi 1 . 6 ) , h _ 2o吸附在電極表面並解離生成[ oh ] ,促進了co的氧化,此為此階段速率控制步驟:在第3個極化區( 10gi 1 . 6 ) , tafel發生彎,電流密度也最終達到
  10. According to the study of bass equation, it described the distribution features of incubation time, studied the relations between diffusion rate and the coefficient of innovation and imitation, and the time to peak sales and the point of inflection of diffusion function and the maximum diffusion rate

    通過對bass方程的分析,描述了技術創新擴散的生長方程,探討了技術創新擴散率同創新系數和模仿系數的關系以及銷售的到達時間和最大擴散率等醞釀期的擴散特性。
  11. In the macroscopical field : ( 1 ) the relationship between the moisture and the speed of average collapse was attained, that is, the speed of average collapse will increase with increasing of the moisture at first, but it will decrease when the value get to certain max with increasing of the moisture ; ( 2 ) the model of relationship between the pressure and the speed of average collapse was established on the basis of experiment. the conclusion of that the speed of average collapse bouncing increase with increasing of the pressure was attained and the relationship between stress and distortion was established ; ( 3 ) the method of synthetical evaluation for collapsibility loess under the effect of time, pressure and moisture was offered

    在宏觀角度上: ( 1 )以遼寧阜新地區黃土試樣的固結試驗數據為分析對象,得到了黃土濕陷速率與含水量的關系呈單狀態的結論,即黃土濕陷速率在土體浸水初期會隨著含水量的增加而增大,但當含水量超過某一數趨于飽和含水量時,黃土濕陷速率卻隨著含水量的增加而減小; ( 2 )立了黃土濕陷速率與壓力之間關系的數學模型,得出了黃土濕陷速率隨壓力的增大而呈階越增長的結論以及阜新地區濕陷性黃土的本構關系; ( 3 )提供了在時間、含水量及壓力等因素共同作用下,對黃土濕陷性進行綜合評價的方法。
  12. This variation of stresses is due to the action of in - plane shear strain in the plate, which is termed “ shear - lag ”. stresses larger than the elementary bending uniform stress thus develop at the web - flange connection. an appropriate reduced “ effective width ” of the plate - with the uniform stress equal to the maximum longitudinal stress - has been widely used by engineers in conjunction with the elementary beam bending theory

    但實際上翼緣中剪切變形是不均勻的,由此導致正應力沿橋寬呈分佈,從而引出了有效寬度的概念,即按初等梁理論的公式也能得與真實應力接近相等的那個翼緣折算寬度。
  13. The east transect was classified thirty five vegetation types using ndvi data from 1995 - 1996 by gis technique. the paper concludes that the ndvi from meteorological satellite is sensitive indicator of vegetation growing condition, times series curves of ndvi can truly curve vegetation growing principle by drawing the seasonal change curve of ndvi data by three groups. the paper also concludes that the forest ' s ndvi curve is commonly single apex, while farmland ' s or shrub ' s curve is mostly double apex, the peak value of forest ' s ndvi is commonly higher than grassland, farmland and some other vegetation types

    應用地理信息系統技術處理1995 - 1996年1kmndvi數據,將南方樣帶劃分為35類,分三組繪制35類植被的ndvi季節變化,得出氣象衛星ndvi是反映植被生長狀況的敏感指示器, ndvi時間序列真實地刻畫出植被的生長規律;經分析得知森林ndvi一般為單,而農田灌叢多為雙;森林ndvi一般高於草原、農田等其它類型。
  14. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明:在某些頻率范圍內相關水動力系數基本不隨吃水變化,只有超過某一頻率后水動力系數的才會出現差異;在橫搖方向,水動力系數並沒有隨著吃水的變化發生規則變化,而是出現了波動現象;近船首剖面的水動力系數計算表明,水動力系數的波動非常大,並遠遠偏離了平均位置的水動力系數的變化速率也不盡相同,總的看來,上振幅率較大,變化較快,下振幅率較小,變化較慢;外飄力和波面運動的速度的平方項有關,導致其振動頻率和相應運動方向的頻率不同;外飄力使升沉向下運動的幅減小;船速對三個計算量的影響甚微,但對振動頻率有明顯影響;波幅對船舶運動的影響是明顯的,船舶運動的幅基本上和波幅成性關系。
  15. We propose a combined slf method to extrapolate feeder load growth by using feeder ' s history peak value and the merits of gray theory and genetic programming ( gp ). at first, we adopt load transfer coupling method to correct load history and its error for load transfer. secondly, we get the real power - supply area by using layer overlap analysis, based on practical feeder path and distribution gis map layer

    將gis的空間信息分析功能應用於配網空間負荷預測的研究:綜合利用灰色理論及遺傳規劃( geneticprogramming , gp )的優點,提出了一種根據饋的歷史負荷進行外推的組合slf法:首先採用負荷耦合回歸法來修正負荷歷史,消除由於負荷轉移引起的誤差;然後根據實際饋路徑和配網gis圖形分層,運用圖層疊加分析得到饋的實際供電范圍;接著採用灰色關聯度聚類方法對饋負荷增長進行聚類分析;最後採用gp來對灰色聚類結果進行符號回歸,分別得到每一類的最佳擬合形式。
  16. But the comprehensive properties were improved remarkably. with the addition of carbon nanotubes, the polarization of charging process decreased, the plateau of discharge became flatter and the migration of potential of peaks value of cyclic voltemmograms reduced. for the other hand, the exchange current increased, ohm resistance and electrochemical reaction resistance of the electrodes decreased, the diffusion resistance of hydrogen and the resistance of adsorption decreased, too

    摻入碳納米管對儲氫合金電極的容量影響較小,但其電化學性能卻有較大的改善,主要體現在:充電的極化減小,放電平臺更加平穩、循環伏安電位隨掃描速度增大的遷移量減小,交換電流密度增大,電極的歐姆電阻、電化學反應、擴散電阻和吸附電阻均減小。
  17. The spectrum only depends on the temperature of the object. if the temperature is low, the peak of the spectrum is at red region. for higher temperature, the peak shifts towards the yellow, blue, finally in the ultraviolet region

    光譜的形狀只取決於物體的溫度,溫度低的物體光譜在紅光,溫度越高,越向短波長一端偏移,由黃光開始,到達藍光,再進入紫外區域。
  18. This paper relates to some problems about the determination of design ground motion parameters, which include the choice of the attenuation relationship of rock horizontal acceleration response spectrum, the impact of focal depth to rock peak horizontal acceleration and rock response spectrum curves, the choice of intensity envelops function and random input phase, the choice of soil nonlinearity and shear wave velocity, scale of design ground motion response spectrum etc. in the researches of relative aspect, based on a typical section plane of the engineering site, influence of the change of some parameters on design ground motion parameters and the existing errors and corresponding rules are studied by using the method of one dimension model of equivalent linearization

    摘要研究了確定設計地震動參數中涉及的若干問題,其中包括基巖水平加速度反應譜衰減關系的選擇、震源深度對基巖水平加速度及基巖反應譜的影響、強度包絡函數及輸入隨機相位的選擇、土體非性特性參數和土層剪切波速的選擇、設計地震動反應譜的標定等問題。
  19. Server workload patterns usually show specific spikes and if you can find servers that spike at very different times of day, although average workload would suggest their workloads could not be combined, more sophisticated analysis would suggest they can

    服務器負載特性通常會顯示具體,假定要合併的服務器24小時內是在不同時間出現負載,那麼即便平均負載顯示它們無法進行負載合併,但如果進行更細致的分析,將有可能發現負載合併是可行的。
  20. Fifthly, a reasonable explanation to the phenomenon was given that the temporal behavior of twm will be different while the signal beam opening time delays a different time after pump beam opened

    對實驗觀察到信號光打開時間延遲將導致兩波耦合能量增益曲線峰值增益降低的現象,從光扇時間演化角度進行了合理的解釋。
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