机械工程

The Company and the Northwest Agricultural University and other colleges and universities in eight financing cooperation, already has more than 3,000 acres of plant area, has developed into a set Ratoon flower production, application, garden machinery, road maintenance machinery sales, landscape design and construction of a diversified enterprises.

本公司与西北农业大学等八所高校融资合作，已经拥有3000余亩的种植面积，已发展成为集宿根花卉生产、应用、园林机械、公路养护机械代理销售，园林绿化工程设计、施工的多元化企业。

Since the reform and open policy has been adopted in China, the Factory gives full play to the advantages of the advanced aviation industry technology, high level talents and advanced equipment to vigorously develop the civilian industry products. It has developed successfully six series products, i.e. the gearbox of the construction vehicles, marine gearbox, automobile gear, the precision gears in the mine machinery, textile machinery, steel wire rolling machine, tobacco machine, railway locomotives etc. and the special reductor.

改革开放以来，工厂又充分发挥航空工业技术尖端、人才密集、设备先进的优势，大力开发民用产品，先后成功地开发了工程车辆变速箱、船用齿轮箱、汽车齿轮以及矿山、纺织、线材轧钢机械、烟草机械、铁路机车等行业的精密齿轮及特种减速器六大类产品。

Will focus on construction machinery, construction machinery and hanging tower exports, Main excavators, loaders, bulldozers, road roller, is set整机sales, spare parts supply, technical services as one of the specialized import and export trading company.

公司将致力于工程机械、建筑机械和吊塔出口，主营挖掘机、装载机、推土机、压路机等，是集整机销售、配件供应、技术服务为一体的专业化进出口了贸易公司。

Is a welfare enterprise, which confirmed by Shandong Civil Administration Hall.we specialize in the design,development and the production as well as the sale of many kinds of stainless steel rigging and ship hardware.we win the faith from domestic and foreign merchants which is based on the abundantly technical force, the high quality of product.The products have been sold to US, England, Germany, France Canada, Australia, Holland, Taiwan, Japan, South Korea, Southeast Asia European countries and areas.We mainly supply all kinds stainless steel rigging of casting and forging, such as :shackle,wire rope clips,turnbuckle,pulley,thimble,swivels,eye bolt,eye nut,spring hook,eye hook,swivel hook,round ring,quick link,U-Bolt,bollard,pad eye,swivel bolt,wing nut ect.

型号圈式旋转弹簧规格12*70类型多款供选材质不锈钢适用范围各种工程起重机械、冶金矿山设备、港口铁路装卸、林业机械、电力设备、航空及海上、陆地运输、厂矿企业起重、吊装、牵引以及食品、医药、医疗、环保、机电，等业无棣方正福利不锈钢制品有限公司是经山东省民政厅批准的社会福利企业，专业致力于不锈钢索具及船用五金配件的设计、开发、生产与销售，公司成立几年以来，凭借雄厚的技术力量，优质的产品质量，完善的质量保证体系赢得了国内外客商的信赖，产品远销美国、英国、德国、法国、加拿大、澳大利亚、荷兰、台湾、日本、韩国、东南亚等欧洲国家及地区。

Hunan Sunward Intelligent Machinery Co., Ltd., is mainly a mechanical engineering industry to the modernization of manufacturing enterprises, was founded in 1999 in Changsha, Hunan national-level economic and technological development zones.

湖南山河智能机械股份有限公司，是一家以工程机械为主业的现代化制造型企业，创立于1999年，位于湖南省长沙市国家级经济技术开发区。

For a long time, our company has specialized in manufacturing diesel valve spring, high-pressure pump, pneumatic hydraulic element spring, pressure regulating spring, delivery valve spring, plunger spring, clutch spring 、 suspension spring 、 die spring 、 disk spring 、 tension spring 、 wire form spring 、 torsion spring etc. for all kinds of motors, motorcycles, tractors and engineering machines.

本公司长期专业生产各类汽车、摩托车、拖拉机及工程机械等配套用内燃机气门弹簧、高压油泵和气动液压元件弹簧、调压弹簧、出油阀弹簧、柱塞弹簧、离合器弹簧、悬架弹簧/减振器弹簧、模具强力弹簧、涡卷弹簧、重型机械用弹簧、碟形弹簧以及拉簧、扭簧、卡簧等，钢丝线径为0.1-75.0mm。

The SWC integer yoke cross-shaft universal coupling is applied to the main transmission and auxiliary transmission of the rolling mill, as well as the hoist, mine, engineering, vehicle transporting, petroleum, shipping, papermaking machinery and other heavy-duty mechanical trades.

SWC型整体叉头十字轴式万向联轴器主要应用于轧机主传动及辅机传动，也适用于起重机、矿山、工程、车辆运输、石油、船舶、造纸机械及其他重型机械行业。

School of Mechanical Vehicular Engineering,Beijing Institute of Technology,Beijing 100081,China

北京理工大学机械与车辆工程学院机械制造及自动化系，北京 100081

Our main products include pin, block, piston and sleeve, which are mainly used in engineering machine, wind generator and food package machine.

主要产品为销轴，阀块，活塞，衬套等，主要应用于工程机械，风力发电机，食品包装机械三个领域。

Highway construction lacks quantitative technological guidance. At first, this paper conducts in depth research on classification method, compaction propeties, granulometric composition and crushing of stone....

本文首先从石料的分类方法、压实特性、粒径组成以及破碎性等方面进行研究，在明确填石路基填料的工程特性基础上，进而提出了填石路基的地基处理要求，然后结合广西水南路和甘肃兰临路填石路基试验路段上的现场研究，通过对填石路基填料最大粒径、松铺厚度、粒径组成，压实机械以及碾压遍数等影响压实效果因素的综合分析，系统研究了填石路基填料的摊铺与整平技术、压实机械选型技术、压实工艺以及边坡施工技术等施工工艺中的关键问题，最后提出石灰岩类和砂岩类填石路基的施工工艺要求。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。