exponential decay造句
造句與例句
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- The frictional dissipation will introduce an exponential decay .
摩擦耗散可導(dǎo)致指數(shù)式的衰減。 - Data acquisition and treatment of multiple non - exponential decay
復(fù)雜衰減過程的數(shù)據(jù)采集與處理 - It is easy to show , for an exponential decay , that the uncertainty in the life time is also z
很容易證明，對于指數(shù)衰減來說，壽命的不確定性也是z 。 - Discharge the capacitor to a load after it has charged fully enough , and this produces an exponential decay pulse ( edp ) on the load
通過開關(guān)式穩(wěn)壓電源產(chǎn)生高壓直流，并控制該電壓對電容器進(jìn)行充放電就能輸出指數(shù)衰減陡脈沖波形。 - The change of the micro - hardness along the radial direction approximately coincides with the exponential decay , that is at the edge of the crater the hardness is the highest and decreases with the increase of the distance from the crater and to the normal value at last
彈孔側(cè)壁硬度的徑向分布近似符合負(fù)指數(shù)規(guī)律，即在緊鄰側(cè)壁處，材料因劇烈變形而強化，隨到側(cè)壁距離的增加，硬度值降低，直至降到基體材料硬度水平。 - The test results show that both the permeability of sandstone and that of granite with a single fracture decrease with increasing effective stress , following the law of exponential decay . the permeability sensitivity of granite to effective stress is more stronger than that of sandstone , but the permeability recovery capability of sandstone is more stronger than that of granite
試驗結(jié)果表明，在圍壓升降過程中，砂巖和單裂隙花崗巖的滲透率均隨有效應(yīng)西南交通大學(xué)博士研究生學(xué)位論文第日頁力的增加呈負(fù)指數(shù)規(guī)律減小，但單裂隙試件的滲透率對有效應(yīng)力的敏感程度遠(yuǎn)大于砂巖，而砂巖滲透率的恢復(fù)程度則遠(yuǎn)大于單裂隙試件。 - This dissertation investigates both existence of traveling wave solutions for delayed reaction diffusion systems and lattice differential equations , and global attractor of spatially discretized fitzhugh - nagumo equations with dirichlet or neumann boundary conditions . for delayed reaction diffusion systems , the existence of traveling wavefronts in diffusive and coorperative system with time delays is provided , firstly ; the monotone iteration scheme , together with upper - lower solution technique , is applied to establish the existence of traveling wavefronts of delayed reaction diffusion systems with some zero diffusive coefficients . secondly , schauder fixed point theorem is applied to some operators to prove the existence of traveling wave solutions in a properly subset equipped with exponential decay norm , which is obtained from a pair of upper and lower solutions for delayed reaction diffusion systems with non - quasimonotoiiicity
對于時滯反應(yīng)擴散方程，我們先利用吳建宏和鄒幸福[ j . dynam . diff . eqns2001 ( 3 ) ]中的主要定理來研究時滯競爭擴散lotka - volterra系統(tǒng)波前解的存在性，給出了這個定理在非線性項滿足弱擬單調(diào)條件( qm * )時在系統(tǒng)情況中的應(yīng)用；并利用單調(diào)迭代方法和上、下解技術(shù)，對于具有部分零擴散系數(shù)的時滯反應(yīng)擴散方程建立波前解的存在性定理，對于具有部分零擴散系數(shù)的時滯反應(yīng)擴散方程建立波前解的存在性定理。 - In 1987 , a remarkable step was made by yablonovitch , who pointed out the possibility of the realization of photonic bandgaps , localized defect modes , and their applications to various optoelectronic devices , and by john who dicussed the strong localization of electromagnetic waves in disordered photonic crystals and also predicted many interesting quantum optical phenomena that can be realized in photonic crystals such as the bound state of photons and non - exponential decay of spontaneous emission
1987年yablonovitch和john開創(chuàng)性地提出光子晶體這一新概念， yablonovitch指出了有可能實現(xiàn)光子頻率帶隙和局域缺陷模以及許多光電技術(shù)方面的應(yīng)用， john則討論了在無序光子晶體中電磁波的強烈局域現(xiàn)象，并預(yù)言在光子晶體中存在許多有趣的量子光學(xué)現(xiàn)象，諸如光子局域態(tài)、自發(fā)輻射的非指數(shù)衰減。 - It's difficult to see exponential decay in a sentence. 用exponential decay造句挺難的
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