approximation

美 [??prɑks??me??(?)n] 　英 [??pr?ks??me??(?)n]

• n.近似值；粗略估算；類(lèi)似事物
• 網(wǎng)絡(luò)逼近；接近；近似法

詞形變化

同義詞

英漢雙解

英漢解釋

英英解釋

例句

But when the rotary inertia of the hub is close to that of the beam, the zeroth-order approximation model may lead to wrong result.

但當(dāng)中心剛體的轉(zhuǎn)動(dòng)慣量接近柔性懸臂梁的轉(zhuǎn)動(dòng)慣量時(shí)，零次近似模型將導(dǎo)致錯(cuò)誤的結(jié)果。

Similarly, high heat flows are to be expected among the active or not-too-long extinct magmatic belts of plate approximation zones.

同樣，在板塊相互靠近的地帶的活動(dòng)巖漿帶或熄滅不久的巖漿帶中也可以出現(xiàn)高熱流。

And, linear approximation tells us, oh, we can do as if our function is just a linear function of x and y.

并且，這個(gè)線性近似告訴我們，我們可以把方程，當(dāng)做關(guān)于x和y的線性方程。

Experimental results show that this approach can get more accurate result of approximation.

實(shí)驗(yàn)結(jié)果表明，該方法能夠得到精確的逼近結(jié)果。

So the different ways of creating that approximation are if, and the length of the arrows now is going to be proportional to the rate.

所以產(chǎn)生那個(gè)近似的不同方法是如果，箭頭的長(zhǎng)度現(xiàn)在，和速率成正比。

When dealing with questions in two or more systems, we have to use the approximation method in multiple systems----the DSX scheme.

當(dāng)問(wèn)題涉及兩個(gè)或兩個(gè)以上參考系時(shí)必須用到多參考系中的近似方法——DSX體系。

To help you gain an intuitive sense of the behavior of complex chemical systems, approximation techniques are emphasized.

為幫助對(duì)復(fù)雜化學(xué)系統(tǒng)的行為有直觀認(rèn)識(shí)，課程重點(diǎn)介紹「近似技術(shù)」。

If not quite a day at the office, there was a fair approximation to the muddle of faraway Earth.

就算不是辦公一族，這兒的生活也堪比地球上的混亂。

But I believe users like to see where they are in the page-loading process, even if it's only a rough approximation.

但是，我認(rèn)為用戶樂(lè)于見(jiàn)到頁(yè)面下載過(guò)程，掌握自己所處的階段，即便這只是一個(gè)粗略的估計(jì)。

and that this corrected equation is itself only an imperfect approximation to an infinite set of quantum field-theoretical equations.

而這個(gè)得以糾正之方程式就其本身而言也只是一個(gè)不完美之近似值，趨近于無(wú)窮無(wú)盡之一整套量子場(chǎng)論方程式。

By means of the rate-equation approximation of a density matrix method, the state equation of optical bistability was derived.

由密度矩陣的速率方程近似推導(dǎo)出了光學(xué)雙穩(wěn)的狀態(tài)方程。

"Eurisko was exposing the fact that any finite set of rules is going to be a very incomplete approximation of reality, " Lenat explained.

“Eurisko揭露了一個(gè)事實(shí)，即任何有限的規(guī)則，最終都會(huì)被證明是一個(gè)對(duì)現(xiàn)實(shí)的極不完整的估計(jì)，”Lenat解釋道。

Mathematicians will judge our equation to be an acceptable approximation even if it is not an exact equivalence.

即使等式不完全對(duì)等，數(shù)學(xué)家們也會(huì)認(rèn)為我們的等式是一個(gè)可以接受的近似值。

But to a first approximation, the size of this machine is the size -- and its complexity, kind of -- to your brain.

從剛剛的數(shù)據(jù)看來(lái)，這部機(jī)器的規(guī)格與復(fù)雜度可以說(shuō)是等同于人腦。

The method of least-squares approximation accompanied by orthogonal polynomials is one of these approximation methods.

與正交多項(xiàng)式同時(shí)存在的最小平方近似值的方法是這些近似法的其中之一。

The validity of the central field approximation rests on the great mass of the sun and on the relatively great separation of the planets.

中心場(chǎng)近似的準(zhǔn)確性基于太陽(yáng)的巨大質(zhì)量以及行星之間的巨大距離。

In particular, for the TM case, the biaxial nature of nonlinear refractive index is considered without any approximation.

特別是對(duì)于TM波，考慮了非線性折射率的雙軸性，沒(méi)有任何近似。

And know just by looking at the equation and putting the right approximation, you get it out.

通過(guò)看方程和正確的近似你就能知道，得出它。

Multi-point formula, depending on the segmented linear approximation, turns out to be effective in correcting the nonlinear shift.

多點(diǎn)法使用分段線性逼近的方法對(duì)非線性推移有良好的校正效果。

It's just during the impact I claim that to a reasonable approximation, momentum will have to be conserved.

也就在反應(yīng)期間，我有個(gè)合理假設(shè)，動(dòng)量是守恒的。

Similarly, high heat flows are to be expected among the active or not-too-long extinct magmatic belts of plate approximation zones.

同樣，在板塊相互靠近的地帶的活動(dòng)巖漿帶或熄滅不久的巖漿帶中也可以出現(xiàn)高熱流。

Our results should be a good approximation to the true state of affairs.

我們的結(jié)果應(yīng)該和實(shí)際情況相當(dāng)接近。

He could travel with an approximation of ease if not enjoyment in the class that disconcerted him.

他與同他步調(diào)不一致的人外出時(shí)，即使感到不快也能做到近乎坦蕩。

Very accurate predictions of planetary orbits require corrections to the central-field approximation.

想要非常準(zhǔn)確地預(yù)言行星的軌道，就需要對(duì)中心場(chǎng)近似進(jìn)行修正。

The correlation may be used with reasonable confidence for all gas-liquid systems and as a rough approximation for liquid-liquid systems.

這個(gè)相關(guān)規(guī)律用于所有的氣-液相體系是可信賴的，但對(duì)液-液相體系來(lái)說(shuō)只能算是粗略的近似。

Use of higher roots of (8. 88) in (8. 85) gives approximation to excited state wave function.

將（8.88）中的高值根用于（8.85），給出激發(fā)態(tài)波函數(shù)的近似。

'It's a much closer approximation to what our own limb does, ' he said.

“這也將更加接近我們自己的肢體?！?c>他這樣說(shuō)道。

The derivative of a function at a chosen input value describes the best linear approximation of the function near that input value.

一個(gè)函數(shù)的輸入值，在選定的衍生描述了輸入值的函數(shù)附近的最佳線性逼近。

A laminate approximation model, for which the plate is divided into a certain number of sufficiently thin layers, was employed.

分析中采用了層合近似模型，即將板劃分成厚度足夠小的若干薄層，從而可將每一層內(nèi)的材料常數(shù)近似為常數(shù)。

The full parallax CGHs are generated by the point source method and the wave-oriented method without paraxial approximation.

這種全視差計(jì)算全息圖是由點(diǎn)基元方法和平面波導(dǎo)向法生成并且沒(méi)有經(jīng)過(guò)旁軸近似。

And the time unit might be a few nanoseconds or whatever, and then it is a good approximation.

時(shí)間元可以是幾微秒或別的，這就是一個(gè)很好的近似值了。

The description can be considered as an approximation of the EC pattern by a parametric model.

該描述可作為渦流圖形的一種近似的參數(shù)模型。

His account of the incident is a close approximation to the truth.

他對(duì)這一事件的描述與事實(shí)很接近。

But this assumption does not hold to any reasonable degree of approximation in real societies.

但這個(gè)假定在真正的社會(huì)中沒(méi)有任何合理性。

Of course, if the Egyptian people want some approximation of the Turkish model, then the military is bound to discharge that mission.

毫無(wú)疑問(wèn)，如果這種職責(zé)是指埃及人民建立類(lèi)似“土耳其模式”的要求，軍方必定會(huì)履行這一使命。

It should be stressed that the approximation capabilities of the RNN are limited by the number of training sets available.

應(yīng)該強(qiáng)調(diào)的是，RNN逼近能力的數(shù)量是有限的訓(xùn)練集可得到的。

'In the long run, intelligently diversified portfolios reflect a reasonable approximation of underlying value, ' Mori said.

莫里說(shuō)，長(zhǎng)期來(lái)看，明智的分散投資方式可以反映出基本價(jià)值的合理近似水平。

For each time increment, the approximation of each unknown nodal function can be solved with the matrix left division command in MATLAB.

在每一個(gè)時(shí)間步長(zhǎng)，利用MATLAB提供的矩陣左除命令即可求出各個(gè)未知節(jié)點(diǎn)的函數(shù)近似值。

The estimated radius may also be a reasonable approximation if the shape is not too elliptic.

估計(jì)半徑也可能是一種合理的近似的形狀，如果不是很橢圓。

The core of rough set theory is a pair of non-numerical operators, i. e. lower and upper approximation operators.

粗集理論的核心是一對(duì)非數(shù)值型算子，即上下近似算子。

Newton's theory of gravitation is an approximation of a more general theory.

牛頓的引力理論只是一種更普遍理論的近似形式。

Each particle represented as a binary vector corresponds to a candidate solution to the polygonal approximation problem.

每個(gè)粒子作為一個(gè)二進(jìn)制向量，一個(gè)備選項(xiàng)，以對(duì)應(yīng)多邊形逼近。

Second, facet division and its approximation as well as the shading algorithm are discussed on Faceting Approach.

還討論了面元劃分及其近似方法，分析了遮擋處理算法。

Since the wavelets possess symmetry and interpolation, the sampling theorem on approximation subspace is established easily.

用該方法構(gòu)造出的小波具有插值性和對(duì)稱性，因而容易建立信號(hào)采樣定理。

Call it a collage, an approximation, or a tribute.

你可以稱它為拼貼、接近或致敬。

But this approximation would bring errors if the circumferential non-uniform distribution is strong in case of asymmetrical distribution.

而在非對(duì)稱的分布情況下，當(dāng)周向不均勻分布很強(qiáng)烈的時(shí)候，這種使用截面平均參數(shù)的近似算法會(huì)帶來(lái)偏差。