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Emission problem of city bus running under low speed and low load is gradually becoming a research hotspot.The city buse......
简单介绍了浇注型聚氨酯弹性体的性能及制品设计中应考虑的因素。包括：产 品使用的工况环境、聚氨酯弹性体的性能特点、结构参数、......
利用激光熔覆技术制造高速线材轧辊为应用前提。轧钢领域的众多生产线各有不同,同一生产线上的不同位置的轧辊也具有不同形状,这种......
Notes:1. rollercoaster n.过山车2. suffer v.遭受3. lockdown n.封闭4. protest n.抗议5. explosion n.爆炸6. vaccine n.疫苗At......
Our arrival in Changzhou in late Au- gust was the start of a roller-coaster ride.The stability and peace of a few days a......
As a final process in roller bearing manufacturing, Through Centerless Superfinishing is of great importance to the perf......
10月9～17日,中国橡胶工业协会考察团一行16人在英国进行了为期9天的考察活动。期间,代表团访问了曼彻斯特胶辊厂(North West Roller......
Melt-spun ribbons which are the important raw material for hot-deformed magnets can be prepared by single-roller melt-sp......
In view of the diversity and complexity of mechanical parameters of roller compacted concrete dam(RCCD),the uniform desi......
The conventional quality control method of core rockfill dam construction exhibit difficulty controlling compaction para......
The concept and realization process of intelligent compaction for the construction of high roller compacted concrete dam......
A new roller compacted concrete dam of Fengman Hydropower Station is to be built in the toe of the old dam,which was ide......
SiC nanofibers were synthesized by the sol-gel and carbothermal reduction method.The morphologies,microstructure and com......
Pack Rat liked to look for treasures.One day he found* a black rock(石头).“That would make a fine chair,”Pack Rat said......
教学过程Step1.Preparation 1.Greeting and warm-up.(Teacher and Ss sing“Hello”together.)T:Hello,hello,how are you,hello,......
总会计师(Controller)一词,溯源于法文,是由Counter——Roller两字所构成,意指以记录作计算的人或控制者。总会计师制度在当代西......
A new technology of forward extrusion and cross rolling has been developed to process the rear axle shaft sleeve of ligh......
This paper presented the methods of reducing the compaction segregation of asphalt layer by improving the operating char......
Currently in China, the computing system of the straightening force of the six-rollers straightening machine generally f......
The influence of stress and friction conditions on material flow during longitudinal cold rolling of a shaft was investi......
For the first time dry roller vibration milling at room temperature was used to prepare active carbon(AC)nano-particles ......
RCD 系英文 Roller Compacted Dam 的缩写,所谓 RCD 法即我国所讲的碾压混凝土筑坝技术。它在重力坝坝体起稳定作用的内部采用干......
自从振动碾问世后,土石坝、道路和机场等工程的压实施工出现了崭新的局面,并由此发展出碾压混凝土。目前,世界上普遍采用的常规振......
1988年2月底至3月初在美国圣迭戈(San Diego)开了一次碾压混凝土坝国际会议,会议原名“Roller Compacted ConcreteⅡ”,由美国土......
在日本,以建设省组织的混凝土坝专家委员会为中心,从1974年以来推进混凝土地合理化施工的有关研究,其中,RCD工法是研究的重要一项.......
According to the actual working conditions of roller shell in the process of continuous roll casting, the Fourier heat ......
To improve roll system stability of aluminum foil mills, roll system stability of 2200 highspeed aluminum foil mill is ......
滚压混凝土(Roller ompacted concrete)是七十年代英、美、日等国开发的一项新技术,尽管各国的称呼略有不同,但都是指用振动压路......
伴扫夭,狂风肆虐}+特边走边“U这时.吉伯特从后面追了妻G ilbert:Hi,Kate!Where are your roller-Skates? Kate:My horoseoPe says......
The existing studies on the pelleting process were reviewed, and then the forming process of pelleting was introduced. F......
阅读理解在英语考试中的重要地位从其分值、篇幅可见一斑。阅读理解能力的提高需要词汇、语法等多项语言能力的综合运用。高考真题......
The roller-scraper tribosystem of automatic teller machine(ATM) plays an important role in reliable cash requests.Howeve......
The roller-scraper tribosystem of automatic teller machine(ATM) plays an important role in reliable cash requests.Howeve......
According to elastic contact theory,contact model between roller and race is established.Compared with the Hertz results......
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一名醉酒者躺在解放碑下酣睡时遭小偷光顾,两名轮滑警花发现后,在人群中施展速滑技巧,与窃贼展开较量,在追赶200多米后,终于将其扑......
一名醉酒者躺在解放碑下酣睡时遭小偷光顾,两名轮滑警花发现后,在人群中施展速滑技巧,与窃贼展开较量,在追赶200多米后,终于将其扑......
As environmental protection agencies enact new regulations for automotive fuel economy and emission, the toroidal contin......
The Influence of the Supporting Wheel Deflection of Large-scale Rotary Kiln on Maximum Contact Stres
The relation between the maximum contact stress ratio and deflection angle is derived from Hertz contact theory when the......
Effects of roller burnishing process parameters on surface roughness of A356/5%SiC composite using r
In this study,a simple roller burnishing tool was made to operate burnishing processes on A356/5%SiC metal matrix compos......
Worldwide nickel output was reportedly682 600 tons in the first half of the year,anincrease of only 4.7% over the same ......
N多采用深度营销模式成功的企业，都是由弱到强的这样一个逆袭的过程。 什么是深度营销？ 深度营销模式的由来 早在十七八年......
Temperature Holding Hood for Hot Charging of Continuous Casting Slab in Tangshan Iron and Steel Comp
To improve the charging of high-temperature billets, it is crucial to produce them with zero defects and achieve effecti......
企业家如何迅速把大数据用起来,其实有三个便捷和廉价的途径可以尝试。第一,从小事做起。虽然这听起来像陈词滥调,但这的确是大数......
