function n. 1.功能,官能,機(jī)能,作用。 2.〔常 pl.〕職務(wù),職責(zé)。 3.慶祝儀式;(盛大的)集會(huì),宴會(huì)。 4.【數(shù)學(xué)】函數(shù);與其他因素有密切關(guān)系的事。 The function of the ear is to listen. 耳的功能是聽(tīng)。 the function of education 教育的功能。 discharge one's functions 盡職。 the functions and powers of the National Congress 全國(guó)代表大會(huì)的職權(quán)。 a controllable function【火箭】遙控程序。 public [social] function招待會(huì),文娛晚會(huì),社交集會(huì)。 vital functions 生命機(jī)能。 vi. (器官等)活動(dòng),(機(jī)器等)運(yùn)行,發(fā)揮作用。 function as teacher 擔(dān)任教師。 a sofa functioning as a bed 兼當(dāng)床用的沙發(fā)。 The lathe doesn't function well. 這臺(tái)車床有毛病。 function digit [letter] 【計(jì)算機(jī)】操作數(shù)碼[字碼]。
function of function迭函數(shù); function合成函數(shù); 元函數(shù)
By combining the displacement function of two - end fastened strip in finite strip method ( fsm ) with that of rectangular element in finite element method ( fem ) , the compound finite strip - element method is used to solve plane problems with mechanics of elasticity 摘要將有限條帶法( fsm )中兩端固定條和有限單元法( fem )中矩形單元的位移函數(shù)相迭加,運(yùn)用混合條元法來(lái)求解平面彈性力學(xué)問(wèn)題。
An inner iterative incremental displcacement procedure on the basis of the harmonization of the deformation amid the displacement function , and an inner iterative incremental load procedure cmi the basis of tile dispacement function and the improved arc - length method are proposed 本文提出了基于變形協(xié)調(diào)與位移模式的內(nèi)迭代位移增量法與基于位移模式和改進(jìn)弧長(zhǎng)法的內(nèi)迭代荷載增量法。
Thereafter , the 3 - d biot ' s wave equations in cylindrical coordinate for transversely isotropic saturated poroelastic media are transformed into the two uncoupling governing different equations of 6 - order and 2 - order respectively by means of the displacement functions 本文首先對(duì)橫觀各向同性飽和土的biot波動(dòng)方程及參數(shù)作了系統(tǒng)的比較研究,闡述了波動(dòng)方程及各項(xiàng)參數(shù)的物理力學(xué)意義。
According to the assumed displacement function : w ( x . y ) = dcos x / a - cos y / b , determine the displacement function by using the principle of potential energy , and calculated formula of displacement , moment and shear of every beam in the grid - beam structure is offered 根據(jù)假定的位移函數(shù): w ( x y ) = dcos x ? cos y b ,利用勢(shì)能原理,確定該位移函數(shù),從而推導(dǎo)出井字梁結(jié)構(gòu)中各根梁的位移、彎矩、剪力計(jì)算公式。
3 . as for side web girder , the principle of minimum potential energy has been introduced . by assuming different displacement function , the force and stress formulae for flanges under uniform loading , horizontal axial force , or vertical concentrated force have been derived 對(duì)于邊主肋截面主梁,本文介紹了能量變分法,通過(guò)假定板不同的軸向位移函數(shù),推導(dǎo)了懸臂梁在均布荷載、水平軸向力、豎直集中力作用下的微分方程和應(yīng)力計(jì)算公式。
Abstract : based on the deformation characteristics of the tread element at typical load cases , this paper determines the displacement functions of the element by using the energy method and derives the theoretical formulae for the apparent compressive stiffness and shearing stiffness calculation 文摘:根據(jù)輪胎胎面單元在典型工況的變形特點(diǎn),用能量法確定了胎面單元變形的位移函數(shù),導(dǎo)出了輪胎胎面單元表觀壓縮剛度和表觀剪切剛度的理論計(jì)算式。
Displacement function means for calculating geostress in fem analysis of underground houses is used , based on crustal stress data of underground cavern of pump water station of tong guanshan yixing to store energy , applying the displacement function theory and 3d nonlinear fem , the thesis simulates a displacement field applied the boundary in engineering area and obtain the initial crust stress field through load function in ansys . the result shows that the error between regressed ones and actual ones is controlled in allowed limit and supply the important data for building and design 根據(jù)宜興銅官山抽水蓄能電站地下廠房區(qū)的地應(yīng)力實(shí)測(cè)資料,運(yùn)用位移函數(shù)法理論,采用三維非線性有限元計(jì)算方法,反演出施加在廠房區(qū)邊界上的位移場(chǎng),借助州sys有限元分析軟件,獲取模型邊界節(jié)點(diǎn)的坐標(biāo)信息,然后通過(guò)ansys軟件的載荷函數(shù)將邊界位移程序化施加到模型邊界上,最后得到整個(gè)區(qū)域的初始地應(yīng)力場(chǎng),結(jié)果表明回歸后的地應(yīng)力值與實(shí)測(cè)值接近,為地下工程的施工設(shè)計(jì)提供了重要的資料。
In order to obtain elastic stiffness matrices and geometry stiffness matrices that do not depend on subdivision of the element for convergence , the displacement functions are expressed in terms of the geometry properties of the section and this consideration leads to the formulation of exact stiffness matrices for linear elastic analysis given in this paper 本文利用有限元方法對(duì)變截面梁?jiǎn)卧M(jìn)行研究。為了得到精度不依賴于劃分單元數(shù)目多少的彈性、幾何剛度矩陣,本文采用變截面構(gòu)件幾何特性積分所獲得的軸向、側(cè)向位移函數(shù)。
Firstly , with uniaxial symmetrical rectangle cross section , the warping displacement function and tangential displacement function under anti - symmetrical load are supposed . then taking shear deformation into account and with potential principle , the governing differential equation for distortion angle subjected to uniformly distributed distortion load is established 首先,以單軸對(duì)稱矩形截面薄壁桿件為研究對(duì)象,假設(shè)其在反對(duì)稱荷載作用下翹曲位移和切向位移的分布函數(shù),考慮剪切變形的影響,利用最小勢(shì)能原理建立單位均布畸變荷載作用下的畸變角微分方程。
But this universe wavelet fem displays its superiority only in regulation figure fields . through the processing of solving beam , plate and shell in structure must transit generalized variational principle respective , so the commonality is difference . the displacement functions in usually fem are constructed with wavelet functions , then the form functions expression with wavelet functions 但是這種全域的小波有限元方法僅在具有規(guī)則形狀的區(qū)域內(nèi)求解時(shí)才能顯示出它的優(yōu)越性;同時(shí),通過(guò)它對(duì)結(jié)構(gòu)中的梁、板、殼的求解過(guò)程可以看出,都是要通過(guò)各自的廣義變分原理刁