汽车起重机

Hoisting the jib assembly by motor crane.

4.2.12.5 用汽车起重机将吊臂总成平稳提升。

The title of this design is 20 tons truck crane hydraulic system design.

本设计的题目是20吨汽车起重机液压系统设计。

It provides sales, marketing, after-sale service and spare parts for Liebherr products mainly focusing on hydraulic and wheel excavators, loaders, dozers and mining equipments; tower cranes, crawler and mobile cranes; aircraft equipments like landing gear, actuators and air management systems.

公司负责的主要产品包括液压和轮式挖掘机、装载机、推土机和矿用自卸车；塔式起重机、履带式和汽车式起重机；起落架，作动器和空气调节与管理系统等航空设备等。

This vehicle adopts Yiqi Jiefang CA5275JQZ special purpose chassis which has full-view driver's cab, high pressure electric spray engine ,Euro Ⅲ emission standards, fits the requirement of the national environment protect announcement the maximum lifting capacity is 20t, the minimum working range is 3.1m, the maximum height of main boom is 31.8m, the maximum lifting height of main and jib boom comes up to 39.2m, the length of all-extended boom is 31.4m,the turning radius is 3.62m and it can 3600rotate continuously .

最大起吊重量为20吨，最小作业幅度3.1米，主臂最大起升高度31.8 米，主臂加副臂最大起升高度达到39.2米，全伸臂长31.4米，回转半径3.62米，360度连续回转。2、采用一汽解放CA5275JQZ全景驾驶室汽车起重机专用底盘，高压共轨电喷发动机，欧Ⅲ排放标准，符合国家环保公告要求。

For the construction industry the extensive product program comprises construction cranes, truck and mobile cranes, crawler cranes, hydraulic excavators and hydraulic rope excavators, wheel loaders, crawler tractors and loaders, mining trucks, concrete mixing plant and truck mixers; liebherr''s products for cargo handling include ship, offshore, container and mobile dock cranes; the machinery and plant range encompasses machine tools, material flow technology and engineering projects; the aircraft equipment comprises landing gear, actuation and air-management systems; transport technology equipment comprising air conditioner for tran rapid in shanghai and other trains; in the domestic appliances area, liebherr specializes in refrigerators and freezers, with a range of more than 300 principal models.

用于建筑工业的产品有塔式起重机、轮胎式和汽车式起重机、履带式起重机、液压挖掘机和液压钢绳式挖掘机、轮式装载机、履带式推土机和履带式装载机、矿用自卸车、混凝土搅拌站和搅拌运输车等；利勃海尔用于货物转运的产品包括船用、钻井平台、集装箱式起重机；机械加工和工厂建设方面有机床、物流设备和工程项目；航空设备包括起落架、作动器和空气调节与管理系统、运输技术准备主要包括上海磁悬浮列车和其他火车用的空调器等；家用电器方面，利勃海尔专业生产基本型号达300余种的冷冻与冷藏设备。

For the construction industry the extensive product program comprises construction cranes, truck and mobile cranes, crawler cranes, hydraulic excavators and hydraulic rope excavators, wheel loaders, crawler tractors and loaders, mining trucks, concrete mixing plant and truck mixers; Liebherrs products for cargo handling include ship, offshore, container and mobile dock cranes; the machinery and plant range encompasses machine tools, material flow technology and engineering projects; the aircraft equipment comprises landing gear, actuation and air-management systems; transport technology equipment comprising air conditioner for Tran rapid in Shanghai and other trains; in the domestic appliances area, Liebherr specializes in refrigerators and freezers, with a range of more than 300 principal models.

用于建筑工业的产品有塔式起重机、轮胎式和汽车式起重机、履带式起重机、液压挖掘机和液压钢绳式挖掘机、轮式装载机、履带式推土机和履带式装载机、矿用自卸车、混凝土搅拌站和搅拌运输车等；利勃海尔用于货物转运的产品包括船用、钻井平台、集装箱式起重机；机械加工和工厂建设方面有机床、物流设备和工程项目；航空设备包括起落架、作动器和空气调节与管理系统、运输技术准备主要包括上海磁悬浮列车和其他火车用的空调器等；家用电器方面，利勃海尔专业生产基本型号达300余种的冷冻与冷藏设备。

All over the word, the name liebherr stands for a technically advanced, benefit-oriented range of products and services.for the construction industry the extensive product program comprises construction cranes, truck and mobile cranes, crawler cranes, hydraulic excavators and hydraulic rope excavators, wheel loaders, crawler tractors and loaders, mining trucks, concrete mixing plant and truck mixers; liebherr's products for cargo handling include ship, offshore, container and mobile dock cranes; the machinery and plant range encompasses machine tools, material flow technology and engineering projects; the aircraft equipment comprises landing gear, actuation and air-management systems; transport technology equipment comprising air conditioner for tran rapid in shanghai and other trains; in the domestic appliances area, liebherr specializes in refrigerators and freezers, with a range of more than 300 principal models.

在全世界范围内，利勃海尔这一名词代表着先进的技术、高性能的产品和优质的服务。n用于建筑工业的产品有塔式起重机、轮胎式和汽车式起重机、履带式起重机、液压挖掘机和液压钢绳式挖掘机、轮式装载机、履带式推土机和履带式装载机、矿用自卸车、混凝土搅拌站和搅拌运输车等；利勃海尔用于货物转运的产品包括船用、钻井平台、集装箱式起重机；机械加工和工厂建设方面有机床、物流设备和工程项目；航空设备包括起落架、作动器和空气调节与管理系统、运输技术准备主要包括上海磁悬浮列车和其他火车用的空调器等；家用电器方面，利勃海尔专业生产基本型号达300余种的冷冻与冷藏设备。

The corporation has 350 tons crawler crane, 275 tonnes crawler cranes, crawler crane 150 tons, 50 tons crawler crane, tower crane 100 tons, 80 tons of tower crane, 55-ton crane vehicle, Thin wall Crane, 60 tons of crane and concrete mixing stations, truck, Tanker complete construction machinery and equipment 1495 supporting Taiwan, with a total of 98,000 24208.86KW, technology and equipment reached 66,400 yuan per capita / person.

公司拥有350吨履带式起重机、275吨履带式起重机、150吨履带式起重机、50吨履带式起重机、100吨塔式起重机、80吨塔式起重机、55吨汽车式起重机、FZQ1250附壁式起重机、60吨龙门吊、混凝土搅拌站、泵车、罐车等配套齐全的施工机械设备1495台，总功率为24208.86KW，人均技术装备率达到6.64万元/人。

Taking QY80 auto-crane's rocker mechanism of four一axle steering system asexample,this paper presents a new method which applies multibedy system Kinematics theory toanalyse mechanism's spatial motion, builds up mathematical model of optirnization for the rochermechanism of steering System, and chooses minimization adoptive random search method to developan optimization design microcomputer program,Using aboving method and program , this paper fi-nally optimlzes each design Variable, and obtains better resul...

以QY80汽车起重机四轴转向摇臂机构为例，利用多刚体系统运动学理论对机构作了空间运动分析，建立了转向摇臂机构优化设计的数学模型，并用改进了的约束随机方向搜索法编写了优化设计的微机软件，并已应用于生产实践。

We're interested in mobile cranes with a lifting power of over 35tons.

我们需要一批提升35吨以上的汽车起重机。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。