approximate vt. 1.使接近。 2.接近;走近。 3.近似,約計。 4.模擬。 5.估計。 approximate a solution to a problem 使問題近于解決。 approximate something to perfection 使某物臻于完善。 The total income this year approximates 10,000 dollors. 今年總收入接近一萬元。 approximate the motions of the stars in a planetarium 在天文館中模擬行星的運(yùn)行情況。 We approximated the distance at 100 miles. 我們估計行程距離為100英里。 vi. 近于。 His income this year approximates to 8,000 dollars. 他今年的收入接近八千美元。 adj. 近似的,大概的。 an approximate account 簡要的說明。 an approximate date 大約的日期。 the approximate estimate 大概的估計。 an approximate number 概數(shù)。 an approximate value 近似值。 adv. -ly 大體,大致。
This particular half-sine pulse is only a very approximate model for the actual state of affairs . 這個特定的半正弦脈沖對實(shí)際情況來說只是一個非常近似的模型。
Approximate model method for system design and its application 系統(tǒng)設(shè)計的近似模型方法及其應(yīng)用
Based on the traditional plastic limit analysis , an improved rigid - nonlinear hardening approximate model is established 摘要應(yīng)用傳統(tǒng)的極限分析理論,提出一種改進(jìn)的剛性非線性強(qiáng)化近似模型。
However , the analyses of suspension bridge structures are still preferred by finite displacement analysis based on 2d ( two - dimensional ) or spatial skeleton approximate models 但大跨度懸索橋的分析至今還局限于用平面或空間骨架近似模型。
Using the approximate model of main steam pressure and linear quadratic optimal control theory , the lq sub - optimal control strategy is brought forward 基于主蒸汽壓力降階近似模型和二次型最優(yōu)控制原理,文中還給出了主蒸汽壓力的lq次優(yōu)調(diào)節(jié)策略。
The second section : the process of induce heating is a complex process . after analysis the heating mechanism , this thesis build up an approximate model for the system 二、感應(yīng)加熱的過程是一個很復(fù)雜的工業(yè)過程,它涉及電、磁及熱等多種物理過程。
Additionally , the comparison between these two methods is made . due to the approximate model - independence of anc method , the final results are adopt the values given by the anc method 由于anc方法的模型近似無關(guān)性,采用該方法給出的值作為最終結(jié)果: 13c基態(tài)、第一和第三激發(fā)態(tài)anc系數(shù)分別為1
We use a scaling matrix which make the algorithm generate sequences of point in trust region and the interior of the feasible set . because of the boundedness of the trust region , trust region algorithm can use non - convex approximate models 構(gòu)造合理的仿射變換矩陣,在投影空間構(gòu)造信賴域子問題,產(chǎn)生迭代方向,使迭代點(diǎn)既保持在信賴域內(nèi),又是嚴(yán)格可行域的內(nèi)點(diǎn)。
A study is made of the theory of linear fractal interpolation and a model called fractal interpolation approximate model is presented from the self - similarity of share price signals . also , a comparison is made of the interpolation method and times 研究了線性分形插值理論,結(jié)合股價信號的自相似性,提出了股價序列分形插值逼近模型,并作了插值方法和插值次數(shù)的比較。
For the characteristic of the river course and the conditions of water - sand are different in adjacent year . it follows the thinking that respectively build approximate model by the data of water - sand in different years , then finds out the forecasting model by recurring the approximate parameter array of each year 由于連續(xù)年份下河道特性、水沙條件的差異,本文采用各年水沙資料分別建立擬合模型,各年擬合參數(shù)按時間序列遞推給出預(yù)報模型的研究思路。