忽略的變數 的英文怎麼說
中文拼音 [hūlüèdebiànshǔ]
忽略的變數
英文
neglected variables-
Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented
摘要基於砂井等應變固結模型,考慮初始有效應力沿深度變化,忽略井阻和豎向排水固結的影響,應用平均孔隙比與平均有效應力的對數關系,建立砂井非線性徑向排水固結的分層計算模型,並求得常荷載作用下的徑向排水固結解析解。The detailed works are as follows : the finding patterns problems in the time - series data sequence are described, and a new trend logic expression method is introduced, and its algorithm and experiment result of algorithm are given ; time - scries data are disposed, and using the arctg. slope of line as the sample of pattern recognition, so ignoring the aberrance of pattern in the classified. in addition, a new time - series pattern finding algorithm based on higher - order neural network is put forward
同時給出了本文的具體的工作,主要是:對在時序數據序列中發現模式問題進行了描述,並介紹了一種新的趨勢邏輯表示方法,給出了其演算法及演算法的實驗結果;對時序數據進行處理,提出了利用線段的斜率反正切值作為模式識別的樣本,從而在分類時忽略模式的畸變;另外,還提出了一個新的基於高階神經網路的時序模式發現演算法。Theoretical analysis and computer simulation studies show that performance comparable to that of electro - control active damping suspension systems can be achieved with the hydraulic network model which can self - adaptingly adjust the damping of suspension to realize the optimal control by virtue of response of vehicle. in chapter 5, the effects of time - variant factors in the new active damping suspension system on reduction are investigated
第五章研究了主動阻尼系統中的時變因數對減振系統的減振效果的影響(包括路況、車速、載重阻尼油的粘度系數隨油溫變化而引起的變化,油液的彈性模量等) ,並分析了模型簡化時一些被忽略的非線性因數對系統性能的影響。It is found that in the absence of dissipation and average photon number of the reservoir the linear entropies of the atom and the field varies with time periodically, going to zero at the disentanglement times, and the period is the same as that of bell function and the linear entropy of the total system is zero at any time. if the cavity dissipation and the average photon number of the reservoir is taken into account, the linear entropies of the atom and the field present local maxima and minima and the difference between them diminishes with time, tending to asymptotic values
結果表明,在忽略腔損耗和熱庫的平均光子數時,原子和場的線性熵有周期性的變化,在沒有糾纏的時刻,值為0 ,此時的周期與bell函數相同,而系統的線性熵在任何時刻都為0 ;如果考慮到腔場的損耗和熱庫的平均光子數,原子和場的線性熵有局部的最大值和最小值,它們之間的差距隨時間逐漸減小,趨向一個漸進值。Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application
熱、壓環境下壓阻變換壓力傳感器的性能可以通過有限元方法預測.這里研究了簡化的1 / 8模型,模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘結合過程.結果發現有限元預測結果和實驗數據具有可比性.範例研究表明,硼硅堆導致產生一定的非線性,但它隔離了硬環氧樹脂的非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性結合.黏合材料的黏彈性和黏塑性將會導致傳感器輸出的滯后和漂移誤差.然而,在相對穩定的環境下,軟黏合劑對傳感器的影響可以忽略.此外,詳細的設計和過程信息有助於提高模型的適用性The study result also shows that there is significant energy exchange between all the pipe sections connected to the same junction, therefore, those flow phenomenon can not be accurately reflected if neglecting or adopting the constant energy loss coefficients
研究結果還表明,與同一結點相接的各管段間存在顯著的能量交換,因此,忽略或採用恆定不變的能量損失系數均不能正確地反映這些水流現象。When the isotropic waveguide is under the isotropic disturbances, the coupling term due to polarization, which is presented in the coupled - mode theory of the wei - ping huang, is n ' t included in this rigorous vectorial coupled - mode theory, exactly, the rigorous vectorial cmt does n ' t contain the coupling term due to polarization which is include in the scalar coupled - mode theory because this term is counteracted with the other coupling term neglected under weakly guiding approximation. as for anisotropic disturbances, we get the coupled - mode equations with arbitrary dielectric tensors. from them, we obtain the coupled - mode equations of the slowly varying term c ( z ) which is more simplicity
當受到各向同性微擾時,我們發現嚴格的矢量理論所得到的耦合系數表達式中並不包括wei - pinghuang的理論中的偏振耦合項,更確切的說,偏振耦合項正好與因弱導近似而忽略的項相抵消,這就是標量理論所得到結果(有偏振耦合項)與矢量理論在標量近似下的結果(不含偏振耦合項)不一致的原因所在;當各向異性微擾時,我們得到了包含微擾介電張量各個分量的橫電磁場耦合波方程,討論了微擾介電張量各個分量對耦合的影響,而且從橫電磁場耦合波方程出發得到了形式更加簡單的只含有橫電場系數的緩變分量c _ ( z )的耦合波方程和耦合系數表達式,並以弱導近似下的單模光纖兩正交偏振模耦合為例對耦合系數在不同條件下的取捨做了定性的分析。Firstly, this article summarizes consideration modes appeared in share structure reform into 3 kinds, including share adjustment, cash payment, and warrants issuance, and proves that consideration modes of share adjustment are completely equivalent to each other, and that consideration modes of share adjustment are equivalent to cash payment and cash payment is equivalent to warrants issuance when we neglect some subordinate conditions. then it is concluded that when we neglect the subordinate conditions, all kinds of consideration modes can be unified as anyone of them, and comparison between different simple or even complex consideration modes can be made. thus all kinds of considerations can be converted to a discounted ratio of stock price decline to figure consideration price of any listed companies paid in share structure reform
本文首先將股權分置改革中的對價方式歸納為股本調整類(非流通股股東向流通股股東送股、非流通股縮股、流通股擴股) 、現金對價和權證對價三大類,通過歸納兩類股東的對價水平評價指標,以及兩類股東的對價效用函數變量在一定條件下的相等,通過七個命題依次證明了股本調整類對價方式的完全等效性,以及在忽略一些次要變量的情況下股本調整與現金對價、現金對價與權證對價的等效性,由此得出在一定條件下可以將股權分置改革中的各種對價方式統一起來,以及不同類或者混合的對價方式之間可以比較對價水平的結論,並通過折算的股價降低率來表示上市公司股權分置改革的對價水平。Based on this, the upper controlling index of soil water content is 80. 4 % and the days of waterlogged and salinization tolerance is 3. 2 days. the moisture and salinization movement mathematical model in the field under subdrainage condition is based on the assumption of neglecting the effects of horizontal hydraulic gradient, it can analogy the changes of soil water content and salinization which are changed with times and depth
論文在忽略水平方向水力梯度影響的假定下建立了排水條件下麥田水鹽運移模型,模擬土壤水鹽含量隨時間、空間的變化情況。經與實測資料對比發現,計算值與實測值較為接近,故該模型及參數的確定是合理的,可用於預測麥田水鹽的動態變化。When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other
得到了以下結論: 1 )樁的相互作用因子隨頻率呈周期性變化,在振動頻率比較低的情況下,樁的橫向相互作用因子也較低,當頻率趨近於零時,相互作用因子也趨近於零; 2 )樁的相互作用因子的幅值隨瑞利波入射角度的變化而變化,在= 0情況下幅值最大,且隨入射角度的增加,波動的周期明顯縮短; 3 )樁的相互作用因子的幅值隨著樁與樁間距的增加而減小,至s d = 15時,樁的相互作用因子基本趨近於0 ; 4 )在頻率比較低時,相互作用因子幅值隨樁土相對剛度比的增加而顯著增加; 5 )樁頂固接可以有效地降低群樁的橫向地震響應幅值,由瑞利波產生的群樁效應可以忽略不計; 6 )群樁中不同樁位的樁的橫向地震響應是不同的,每根樁所在的樁位對其橫向地震響應有很大的影響;刀樁數的增加並不能減小樁的橫向動力響應。The objective of this thesis is to investigate the demand for money in china
來的貨幣需求結構性變動,確為探討中國大陸貨幣需求時不可忽略之重要變數。Contrast with the results, the dissertation concludes that the axial loads of column have no essential variation, the variations of moments and shear forces of column are small under horizontal loads in contrast with the structure system in elastic ground, the moments and shear forces variation of column cannot be neglected, and the structure system with different foundation have the close degree variation
通過對比分析,本文認為水平力作用下交錯桁架體系柱的軸力基本不變,彎距及剪力響應數值變化不大。豎直荷載作用下,與彈性地基計算結果比較,彎矩及剪力均存在不可忽略的變化,且不同形式基礎其影響的程度基本相近。It is assumed that model parameters calibrated from measured precipitation - runoff data in a specific period, reflect the situation of land surface and the human activity in that period. firstly, daily data of precipitation, pan evaporation, and discharge in 1960 ' s are used to calibrate the parameters of the xin ' anjiang model. then the parameters calibrated are applied to the computation of daily discharge from 1950 ' s through 1990 ' s, in which daily measured data of precipitation and pan evaporation are taken as the input of the xin ' anjiang model
這種徑流過程代表下墊面和人類活動水準不變情況下氣候波動對徑流的影響,然後利用計算的長系列徑流過程與實測徑流過程對照,其差別反映下墊面的自然變化過程是十分緩慢的,可以忽略,因此這種差別主要代表了人類活動的影響,從前後期率定水文模型所得參數的差別及參數所代表的物理意義來分析下墊面及人類活動的變化,從而將氣候波動和人類活動對地表水資源影響程度定量分解出來。It is concluded that a certain amount of diaphragm will reduce the distortion effect greatly, but on the other hand, even with a fairly great density of diaphragm, such as the ratio of diaphragm span to the greatest dimension of the cross section is as small as 1. 25, the distortion effect ca n ' t be neglected compared with the effect of rigid torsion
通過研究得到初步結論:設置一定數量的橫隔板可以大幅度地減小薄壁桿件的畸變效應;另一方面,盡管橫隔板設置到比較大的密度(橫隔板間距與截面最大尺寸之比為1 . 25 ) ,與剛性扭轉效應相比,畸變效應仍不能忽略。The relationship between resistance and fatigue damage has been studied and theoretical expressions have been obtained. based on the expressions and the data obtained from the fatigue experiment on 45 steel, a numerical model is deduced to estimate the fatigue accumulation of steel and pre - estimate the lifetime of steel. whether the resistivity changes or not, the theoretical calculation results is almost the same as the experiment results
在忽略電阻率變化和考慮電阻率變化的條件下,以針對最常見的45號鋼進行的高周疲勞試驗得到的結果為基礎,給出理論分析,建立了可以反映損傷累積和預測試件壽命的數值模型,並以此模型與前人所作的試驗進行比較,結果兩者吻合得很好。If calling code ignored the api and manipulated data structures in the library code, this independence would be lost since a change in the library s implementation might break the misbehaving client
如果調用代碼忽略api並處理庫代碼中的數據結構,那麼將喪失這種獨立性,因為庫實現中的改變可能破壞行為失常的客戶端。It is always impossible to obtain accurate mathematics model for the practical industrial processes. the model under which the controller is designed is usually different to the real plant owing to model reduction, linearity approximations and the ignoring of the dynamics difficulty for modeling, the changing of the operating environment and other unmeasurable disturbances
在實際工業過程式控制制中要想完全準確地建立被控對象的數學模型是非常困難甚至是不可能的,通過模型降階近似,非線性特性的線性化近似,以及忽略對象難以建模的動態特性、外部工作環境的變化和各種不可測干擾之後所得到的對象模型跟實際對象的特性存在一定的差距,這種差距往往可以看成是系統模型的一種不確定性。There is certain relation between the secondary consolidation coefficient and the secondary primary settlement ratio, that is, when the secondary primary settlement ratio is less than 1, variation of secondary consolidation coefficient is very small, which even can be neglected ; with the increase of the secondary primary settlement ratio, variation of secondary consolidation coefficient increases at the same time
次固結系數與土的次主沉降比有一定關系,對于次主沉降比小於1的土,次固結系數變化很小,可以忽略不計;隨著次主沉降比的增大,次固結系數的變化也增大。In slope control engineering design, still adopt routine definite value design method at present, which regard design parameter as definite value, has neglected their randomness and variability
在邊坡治理工程設計中,目前仍採用常規定值設計法,把設計參數當作定值來處理,忽略了它們的隨機性與變異性。According to numerous experiments of eih for air, the transient magnetic field has exerted certain influence on the thermocouple measurement. it is concluded in this thesis that the influence can be reduced or neglected with appropriate measuring parameters, which are fundamenta
本文進行了電磁感應空氣加熱試驗,研究了交變磁場對熱電偶測溫的影響規律,得出只要採用適當的測量參數,就可以將其影響減少甚至忽略的結論,為以後試驗中的溫度測量打下基礎。分享友人