model n. 1.模型,雛型;原型;設(shè)計圖;模范;(畫家、雕刻家的)模特兒;樣板。 2.典型,模范。 3.(女服裝店雇用的)時裝模特兒。 4.樣式,型。 5.〔口語〕極相似的人[東西]。 adj. 模型的,模范的。 a clay model 【雕刻】黏土原型。 a working model 機器的運轉(zhuǎn)模型。 a model shot 【攝影】模型鏡頭。 a model aeroplane 模型飛機。 a model test 典型試驗。 The boy is the perfect model of his father. 這孩子活像他父親。 after [on] the model of 仿效…,拿…當(dāng)做模范。 stand model 做模特兒。(〔英國〕 -ll-) vt. 1.作…的模型[雛型]。 2.(依照模型)制作,仿造,建造 (after;on;upon)。 3.設(shè)計,仿照,拿…做模范。 vi. 做模型;做模特兒。 delicately modeled features 清秀的面貌。 model a garden after the manner of Kew 仿照(倫敦) Kew 植物園設(shè)計的花園。 model oneself up (on) sb.仿效某人。
Step-by-step integration method based on gurtin variational principle of displacement model 變分原理的逐步積分法
3 . propose a new model of the interaction of the pile and landslide, the displacement model (3)建立了滑坡體與抗滑樁相互作用的位移模型。
Therefore, there must be a distribution of curvature corresponding displace model . this distribution of curvature of natural mode of vibration, which corresponding to the displacement model, is called curvature model 因此,對應(yīng)于每一階位移模態(tài),則必有其對應(yīng)的固有曲率分布狀態(tài),這種與位移模態(tài)相對應(yīng)的固有振型曲率分布狀態(tài)稱之為曲率模態(tài)。
Firstly, the theory of compound foundation and pile foundation are summarized in this paper . the finite element, displacement models and computational program are introduced, then how such factors as the stiffness of pile, the ratio of length and radius of the pile & replacement ratio influence the settlement of compound foundation are analyzed . there has the best modulus of pile, the best of the length & replacement ratio and some data have been obtained 首先總結(jié)了復(fù)合地基和樁基的理論和設(shè)計計算方法,對有限單元和位移模式以及有限元計算程序進行了介紹,然后分析了樁的剛度、長徑比、置換率等因素對復(fù)合地基沉降的影響,證實了帶承臺復(fù)合地基存在最佳樁土模量比、最佳長徑比和最佳置換率,并得出了相應(yīng)的數(shù)值可供工程實踐參考。
A new form of parallel robot based on 6-pts mechanism was presented, and its kinematics analysis was given, including displacement analysis, velocity analysis and acceleration analysis . on the base of inverse displacement model, analyzed its workspace and discussed structural parameter's effect on workspace, and developed the kinematics simulation software using vc + + and opengl . finally, optimized its structural parameters with genetic algorithms 首先對該種并聯(lián)機器人的位移、速度和加速度進行了分析和數(shù)據(jù)仿真,然后,對工作空間的各截面進行了分析,并討論了結(jié)構(gòu)參數(shù)對工作空間的影響,在運動學(xué)反解模型的基礎(chǔ)上,利用vc++和opengl開發(fā)了6pts并聯(lián)機器人運動學(xué)可視化仿真平臺,最后運用遺傳算法對結(jié)構(gòu)參數(shù)進行了優(yōu)化設(shè)計,以使機構(gòu)的雅可比矩陣的條件數(shù)取得盡可能小的值。
Research has been carried on the mechanical computation model for the anti-sliding pile, including linearly elastic two-constant foundation model, elastic-plastic foundation model . the details of the finite element have been given and programmed . also, making use of the displacement model, the thesis has analyzed the interacting mechanism of the double-row pile (4)對抗滑樁的力學(xué)計算模型進行了研究,建立了包括彈性雙參數(shù)地基模型、彈塑性地基模型上抗滑樁計算的具體有限元計算格式,編制了程序;同時應(yīng)用建立的抗滑樁與坡體相互作用的位移模型,對雙排樁之間的相互作用進行了初步分析。
With a suggested displacement model, this dissertation takes the interaction of soil and piles into consideration and derives an analytical-function of compressive deformation of stabilized layer of composite foundation under embankment . analytical-functions are also derived of frictional resistance between pile and soil and of the pile-soil stress ratio 本文在假設(shè)的位移模式下,考慮樁土相互作用,通過力學(xué)推導(dǎo),得到了路堤荷載下復(fù)合地基樁側(cè)摩阻力、加固區(qū)樁間土壓縮量和樁土應(yīng)力比的解析表達式。