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Next, model of this triangle reseau obtains sampling market of representative messy spot, technology of interpolation of batten of use thin plate rebuilds get model of figure of appearance of titanium board false substance.

然后,采样该三角网格模型获得代表性散乱点集,使用薄板样条插值技术重建得到钛板假体表面外形模型。

Secondly, considering concrete problems, it obtains actual Hamilton canonical equations of rotating beam and rotating board.

然后,结合具体问题,以旋转梁、旋转板为算例,给出具体的哈密顿正则方程。

This paper makes a three-dimensions finite element analysis for connecting the rod of Beijing Jeep 212 Engine by using ANSYS structural software and obtains the circularity of big-headed cylinder under the acting of pre-screwing force and the stress contours and deformation contours under the acting of pre-screwing force and the condition of working.

应用ANSYS结构分析软件,对北京吉普212发动机连杆进行了三维有限元分析。得出了螺栓预紧力对连杆大头圆度的影响;预紧力与工作载荷共同作用下连杆的应力和变形云图,为进一步改进设计提供了理论依据

And a relative preparation is characterized in that according to mol ratio (0.8-0.975):(1.8-1.95):(0.010-0.15):(0.010-0.15) to prepare and mix Mg powder, B powder, C nanometer powder, and SiC nanometer powder uniformly to be filled into an iron tube or iron-copper composite tube to be sealed, rotationally forges, draws and rolls to obtain MgB2 superconductive material containing C and SiC nanometer powder, or tablets the raw powder mixed uniformly via a tablet press, to obtain MgB2 superconductive block containing C and SiC nanometer powder, arranges obtained band or block in a vacuum furnace, vacuums and fills argon gas, keeps temperature for 0.2-3h at 600-1200DEG C, and obtains MgB2 superconductive material containing C nanometer powder and SiC nanometer powder.

制备这种MgB 2 超导材料的方法,其特征在于,将Mg粉,B粉,C纳米粉,SiC纳米粉按照摩尔比(0.8-0.975)∶(1.8-1.95)∶(0.010-0.15)∶(0.010-0.15)配制并混合均匀,装入铁管或铁铜复合管中密封后,按顺序先后进行旋锻、拉拔、轧制,得到含C和SiC纳米粉的MgB 2 超导线材;或者将混合均匀的原料粉用压片机进行压片,得到含C和SiC纳米粉的MgB 2 超导块材;将得到的线带材或块材放置真空炉中,抽真空后充入氩气,在600℃-1200℃保温0.2-3小时,最终得到含有C纳米粉和SiC纳米粉的MgB 2 超导材料。

Thisarticle the quantity seeder performance obtains from entire MiaoPanjing, the research designed has been automatic, in thesemiautomatic system earthen bowl machine fine broadcast theinstallment the structure composition, It contains a fixed platoon kind of board and the active cloth plantsthe board and brushes plants the wheel.

本文从整苗盘精量播种机性能入手,研究设计了自动,半自动制钵机中精播装置的结构组成,其包含固定排种板和活动布种板及刷种轮。

First, this paper presents three girders model with double cable planes which main girder and side girder is connected by rigid arms, analyzes the dynamic characteristic of Yonghe cable-stayed bridge and obtains its natural vibration modes (i.e., frequency, damping values and the mode shapes ) by ANLSIS structural analysis program and uses these parameters as dynamic dactylogram of the intact case of cable-stayed bridge. Using the passage of random as the ambient vibration ,the dynamic properties of Yonghe Bridge is measured and the modal parameter of its 15 years after is identified and used as dynamic dactylogram of the damaged case. By the finite element analysis and locale vibration test, damaged and undamaged modal parameter is analyzed and curvature mode shape, which is sensitive to damage state, is introduced as possible candidate for identifying and locating damage in the cable-stayed bridge. Selecting the branch of part measured point from modal parameter, this paper deduces the damaged index which can detect the possible damaged location of the cable-stayed bridge deck and identifies the damaged region and degree for Yonghe Bridge. For the purpose of structural condition monitoring in in-situ , from another viewpoint, this paper introduces the method called the best optimization vector to detect damaged location and degree. The accuracy and reliability of the method presented in this paper are demonstrated by static analysis and test and the healthy state of Yonghe Bridge can be evaluated.

建立了双索面通过刚臂与主梁及边梁相连的三梁式力学模型,采用ANSYS结构分析程序对永和斜拉桥进行动力分析,对其振动模态参数进行识别,以此作为斜拉桥完好状态下的动力&指纹&;采用自由交通流作为环境振源,对永和斜拉桥动力特性进行测试,识别出永和斜拉桥使用15年后的模态参数,确立了破损状态下的动力&指纹&;利用有限元分析、现场振动测试,对破损前后的模态参数进行分析,提取对破损状况较敏感的模态曲率作为斜拉桥破损诊断的参数;并从模态参数中选取部分点的分量,导出可以指示斜拉桥桥面大概损伤位置的Index损伤指标,识别出斜拉桥发生破损的区段及破损程度;考虑大型斜拉桥在线监测要求识别破损的具体位置,从另一角度提出采用最优矢量法具体确定破损发生的位置及程度;为验证本文研究成果,对永和斜拉桥进行静力分析及静力测试,对其健康状况提出可靠的评价。

The stainless steel is one which forms depending on its surface is extremely thin and the firm close stable rich chromium oxide film, prevents the oxygen atom to continue permeating, to continue to oxidize, but obtains the anti-corrosion ability.

是靠其表面形成的一层极薄而坚固细密的稳定的富铬氧化膜,防止氧原子的继续渗入、继续氧化,而获得抗锈蚀的能力。

The stainless steel is one which forms depending on its surface is extremely thin and the firm close stable rich chromium oxide film, prevents the oxygen atom to continue permeating, to continue to oxidize, but obtains the anti-corrosion ability.

不锈钢是靠其表面形成的一层极薄而坚固细密的稳定的富铬氧化膜,防止氧原子的继续渗入、继续氧化,而获得抗锈蚀的能力。

Solves the equation using finite difference method.Obtains the heat transfer characteristic of laminar flowed ice slurry in circular pipes with constant heat flux.

运用有限差分的方法,对所得的差分方程组进行求解,从而得到定热流状态下圆管内层流冰浆流体的传热特性。

Thisarticle the quantity seeder performance obtains fromentire MiaoPanjing, the research designed has been automatic, inthesemiautomatic system earthen bowl machine fine broadcasttheinstallment the structure composition, It contains a fixedplatoon kind of board and the active cloth plantsthe board andbrushes plants the wheel.

本文从整苗盘精量播种机性能入手,研究设计了自动,半自动制钵机中精播装置的结构组成,其包含固定排种板和活动布种板及刷种轮。

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On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?