The vibration acceleration′s results from three operation tests and four comprehensive tests of double decker container flat car are summarized,then the adaptability of double decker container flat car to railway is analyzed,and the results that the vertical vibration acceleration of the car body is larger than usual is analyzed.

總結(jié)了雙層集裝箱車3次運行試驗和4次綜合試驗的振動加速度測量結(jié)果91看片淫黄大片，對雙層集裝箱車的線路適應(yīng)性進行了分析，對其車體垂向振動加速度較大的原因進行了分析。

And then, considering the size and trait of MAST, the reasonable cut-off position on the car body and the fixing method of the forebody on the simulation table were decided in line with the car body's static and dynamic properties.

然后根據(jù)車身的靜国产一级婬A片AAA毛片久久、動態(tài)力學特性并結(jié)合MAST多軸模擬試驗臺的尺寸美女被操网站视频，確定了車頭在整個車身上的合理截斷部位以及在試驗臺架上的固定方案。

Basing on the finite element geometrical model of body framework for the passenger car that is satisfied with the need of the strength and the stiffness, and Using method of model data transform which talked before, the passenger car body modeling is built.

針對滿足車身骨架強度和剛度要求的某客車車身骨架有限元幾何模型中文字幕资源在线观看，采用所闡述的模型轉(zhuǎn)化方法一级毛片中文字幕无码，并結(jié)合現(xiàn)代計算機輔助設(shè)計的方法和手段，實現(xiàn)了基于模型數(shù)據(jù)轉(zhuǎn)化的客車車身造型在线观看95视频。

With the 120 km/h mechanical cool plate refrigerator car as an example, through the structure optimization, sensitivity analysis and parameter optimization of the car-body steel structure, the analysis and calculation methods of lightening of the car-body load-carrying structure are provided.

以120km/h機械冷板冷藏車為例国产一级一极性活片免费视频，通過對其車體鋼結(jié)構(gòu)進行結(jié)構(gòu)優(yōu)化、靈敏度分析和參數(shù)優(yōu)化日日爱的黄色视频，提供了車體承載結(jié)構(gòu)輕量化的分析計算方法亚洲性爱视频91。

The second step is to calculate the frame design. Which includes the frame quality, the flexure style, the crooked intensity. When designing the car body, the first is the structural design of car body. Then is the design and calculate the box column, the selection of the car body, the design of cat ladder, the selection of the car door and the design of the car above floor.

根據(jù)彎曲強度，扭轉(zhuǎn)應(yīng)力的要求午夜性爱熟妇青青乐园，進行了車架的設(shè)計計算国产激情无码一区二区app；在側(cè)圍設(shè)計中，對立柱進行了研究igao视频在线观看，根據(jù)同行比較選定了側(cè)圍板www.欧洲视频在线观看，及爬梯的結(jié)構(gòu)，選擇了車門和進行了頂蓬的設(shè)計嫩草影院黄妓女。

This paper has pointed out the deficiencies of car body design in our country at present; proposed a new car body design process under CAD/CAM integrated circumstances, set up the construction of car body CAD system and analyzed the main techniques of designing car body CAD system, i. e. the methods of modelling car body surface and setting up three dimension product model of car body parts.

本文在闡述了建立汽車車身CAD必要性的基礎(chǔ)上色色人人，總結(jié)了現(xiàn)行車身設(shè)計存在的不足，提出了在CAD/CAM集成環(huán)境下新的汽車車身設(shè)計的流程久久国产精油按摩，建立了汽車車身CAD的系統(tǒng)結(jié)構(gòu)男人强奸裸体老女人视频，分析了實現(xiàn)車身CAD的主要技術(shù)即車身表面曲線曲面的構(gòu)造方式和車身零件三維產(chǎn)品模型的建立。

Based on the characteristics of railway vehicles, the crashworthy subway vehicle was designed. The design concept of crashworthy car-body was proposed and the energy-absorbing process of the head car impact was divided into four steps: the first step is the rubber buffer of the buffer equipment of vehicle coupler; the second is the buffer with collapsible tube; the third is the cut bolt of vehicle coupler; the fourth is the special energy-absorbing structures and the anti-climbers on the underframe of head car.

針對地鐵車輛自身特點進行耐沖擊地鐵車輛吸能結(jié)構(gòu)設(shè)計www.久久艹，提出了耐沖擊地鐵車輛設(shè)計理念国产欧美综合在线一区二区91，將該地鐵頭車在撞擊過程中的能量吸收過程設(shè)計為4級：第1級為車鉤緩沖裝置緩沖器，第2級為緩沖裝置中的壓潰變形管性欧美XXXX大乳喷水，第3級為車鉤剪切螺栓九色视频自拍，第4級為位于頭車前端底架的吸能結(jié)構(gòu)和防爬器等可變形結(jié)構(gòu)。

Bolt holes (26, 27, 28, 29, 31) which permit selective add-on attaching to the car body side and the ROPS cab side (10) are provided at the cab floor frame (18) and driver's foot floor frame (19) constituting bulldozer' s exterior finishes, and the positions of one kind of floor frames (18 and 19) are made shiftable to the car body side and the ROPS driving room (10) side and made possible for common use.

為此欧美三级黄片免费，在構(gòu)成推土機外層結(jié)構(gòu)的駕駛座底板架(18)和腳下底板架(19)上性关系视频免费网站入口，具有可選擇地附加安裝于車體側(cè)和ROPS駕駛室(10)側(cè)的多個螺孔(26、27日韩av高清在线看片、28图片小说视频激情区、29、31)亚洲黄色免费观看，可將一種底板架(18亚洲性经典XXXXHD、19)在上述車體側(cè)和ROPS駕駛室側(cè)換裝电影一级特黄片，使其可以通用。

Cadillac Model M. In 1907, Cadillac offered two distinct touring car body styles for the Model M series: the elegant Victoria Light Touring Car and this "Straight" Light Touring Car. Both were powered by the single-cylinder Cadillac engine and priced at $950, or $1,025 with a top. In 1908, three Model M Runabouts similar to this touring car were randomly selected to prove that the precision manufacturing methods employed by Cadillac guaranteed complete interchangeability of parts.

1907年久久亚洲精品少妇毛片无码，凱迪拉克品牌為旗下的M系列車型提供了兩種不同的車身設(shè)計：優(yōu)雅風格的四輪折蓬式車型和直線型敞蓬車欧美一二三四精品A片，這兩種車型都配備了凱迪拉克的單缸發(fā)動機，售價從 950美元到1025美元a黄色网址。1908年欧美熟妇A片A区二区三区，和這款四座敞蓬車相似的三款M型小型單座敞篷車的出現(xiàn)充分證明，凱迪拉克品牌的精密制造工藝和標準化的零部件生產(chǎn)在线视频一区二区色动夜密，確保了汽車零部件可在不同車型之間交替使用中文字幕日韩在线一区。

And then,using the material adjustment and stock thickness of car body,car body is optimized.

然后采用更換車身各部分材料和調(diào)整材料厚度的方法對汽車車身進行優(yōu)化。