equation n. 1.平衡,均衡;平均,相等。 2.【數(shù)學(xué)】方程式, ...
approximate vt. 1.使接近。 2.接近;走近。 3.近似,約計(jì)。 4.模擬。 5.估計(jì)。 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(jì)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(jì)。 an approximate number 概數(shù)。 an approximate value 近似值。 adv. -ly 大體,大致。
equation n. 1.平衡,均衡;平均,相等。 2.【數(shù)學(xué)】方程式,等式。 3.【天文學(xué)】(時(shí))差;均分,等分。 4.【化學(xué)】反應(yīng)式。 algebraic [linear, simple, quadratic, cubic, simultaneous] equation 代數(shù)(一次,一元一次,二次,三次,聯(lián)立)方程式。 differential equation 微分方程。 an identical equation 恒等式。 equation of light 【天文學(xué)】光行時(shí)差。 equation of payments 平均分期付款。 equation of state 【物理學(xué)】物態(tài)方程式。 equation of time 【天文學(xué)】時(shí)差。 personal equation 【天文學(xué)】觀測上的個(gè)人誤差。
The quasi - wavelet numerical solutions of approximate equations for long waves in shallow water 淺水長波近似方程組的擬小波解
In the two - body case , the approximate equations of relative motion on elliptic orbits are derived 在二體假設(shè)下,推導(dǎo)了橢圓軌道上相對運(yùn)動(dòng)方程的近似形式。
Use the equidistant alternating theory to calculate the approximate equation of gear tooth profile about spiral bevel gear 計(jì)算螺旋錐齒輪近似齒廓方程等距變換法
That is , we string theorists have some approximate equations for strings , but we do not know the exact equations 換句話說,弦論學(xué)家只得到了一些弦的近似方程式,而仍不知道精確的方程式。
( 3 ) we successfully derived some exact solitary wave solutions of the nonlinear approximate equations with long waves in shallow water by using the hyperbola function method ( 3 )用雙曲函數(shù)法,成功得到了非線性淺水長波近似方程組的精確孤立波解。
And the newly developed method of lame function method in solving the multi - order approximate equations of nonlinear evolution equations is also discussed . and following equations are solved in this method : nonlinear schr dinger , bbm equation , zakharov equation , kp equation , boussinesq equation and cubic nonlinear schr dinger 最后介紹在橢圓函數(shù)展開法基礎(chǔ)上發(fā)展而來的,利用lam函數(shù)求解非線性發(fā)展方程多級近似解的方法,并且求解了非線性schrdinger方程,非線性bbm方程, zakharov方程, kp方程, boussinesq方程和立方非線性schrdinger方程等方程。
This paper explorates the method of nonlinear approximate equation root of " secant line rule " in theory , and disusses two vertexes of secant line rule and one vertex of secant line rule with two kinds of different thought methods and in order to clear some suspicions of learners , which is used as a reference 現(xiàn)對“割線法”求解非線性方程近似根的方法,從理論上進(jìn)行了探討,并用兩種不同的思維方式雙點(diǎn)割線法和單點(diǎn)割線法進(jìn)行討論,來澄清學(xué)習(xí)者的一些疑惑,以供參考。