gear case造句

• Fuel oil purifier overhauled and cleaned , gear case oil renewed
  燃油分油机解体清洁，齿轮箱换油。
• The application of wavelet analysis in fault diagnosis of tractor gear case
  小波分析在拖拉机齿轮箱故障诊断中的应用
• Cam gear case cover
  凸轮箱盖
• The gear case integrated with decelerate and drive functino , has reliable performance and long life
  使用减速,转动一体化齿轮箱,性能可靠,耐用
• Vertical motion of the carriage is provided by a pulldown gear case coupled by two pinions to racks on the mast
  滑架的垂直移动是由一个下拉齿轮箱提供的，该下拉齿轮箱则通过两个小齿轮连接到支架上的齿条上。
• Dodge mechanical power drive products , including gear case , mounted bearing and power transmission parts , have been superior to the practical standard of the industry and environment
  道奇机械动力传动产品包括传动轮箱，镶嵌轴承及动力传动部件，都已超过每个实际的工业和环境标准。
• All the gear cases are filled with high - grade grease in our factory . so , no maintenance is repuired . the gearmotors can be mounted in any directions without any limitation
  所有齿轮箱在出厂前都已注入了高质量的润滑油，因此无需进行维护，年轮减速机可以安装在任何方向，没以有任何的限制。
• According to the gear case ' s speed reducer original design scheme and the known design information and objective data , the decision results and the quality evaluation are given
  根据某齿轮箱减速器的3种初步设计方案，借助于已知的设计信息和客观数据，利用该模型对其进行决策并给出了优劣顺序。
• Driving system consists of synchronous belt ( optibelt , made in germany ) and round arc gear combined with gear case ; the key parts adopt nsk bearing ( made in japan ) for smooth transmission , prolonging the lifetime of the machine
  传动部位，可采用德国欧皮特同步带，圆弧齿轮，齿轮箱相结合，关键部位采用了日本nsk轴承，实现设备传动平稳，寿命延长。
• So data warehouse technique is introduced in fault diagnosis . takes gear case as the instance , the paper uses the data mining to generate rules distinguishing the faults of gear case , and then uses these rules to diagnose unknown fault
  对此,在故障诊断领域引入数据仓库技术,并以齿轮箱为例,通过数据挖掘产生区分齿轮箱各种故障的规则,并利用这些规则来诊断未知故障。
• Emhydr hr oils are based on high paraffin lubricant stocks compounded with rust and oxidation inhibitors and anti - foam additive to lubricate in hydraulic systems , plain and anti - friction bearings , enclosed gear cases etc . that do not require anti - wear or extreme pressure properties
  Emhydr hr是以石蜡基基础油掺配防锈、抗氧化与消泡添加剂制成，适用于工业液压系统、减阻与平轴承、密封式齿轮等，以及不须抗磨与极压性能的润滑系统。
• Moreover , the paper compiles a decision tree - making program by camm algorithm in matlab in order to compare with the clustering . regard the history fault data of gear case as specimen , at first the information gain of every decision property is calculated at current decision point and the decision property which has the greatest information gain is selected as the decision point . then the assembly is subdivided according to the value of its decision property . delete the groups whose degree of support for sort property classification is less then the designated value
  以齿轮箱历史故障数据为样本,首先从当前决策节点计算每个决策属性的信息增益,选择具有最大信息增益的决策属性作为决策节点,并根据该决策属性的取值将该决策属性所在集合分成若干个子集,滤掉所有子集中对类别标识属性的分类支持度小于指定的最小支持度的元组,重复该过程直至生成决策树。
• The combine harvester is overall 3 packets of period of efficacy are 1 year ; 3 packets of period of efficacy are main part 2 years , main part is to point to internal - combustion engine airframe , cylinder housing of casing of lid , flywheel , frame , gear - box , clutch , change gear case of machine , final drive to body
  联合收割机整机三包有效期为1年；主要部件三包有效期为2年，主要部件是指内燃机机体、汽缸盖、飞轮、机架、变速箱箱体、离合器壳体、转向机、最终传动齿轮箱体。
• Taking gear case as research object , we studied the sound radiant efficiency of complex box - shape structure under practical stimulation by experiment , mainly observed the difference of sound radiant efficiency between the complex structure under practice stimulation and the known simple structure
  以变速箱为对象，对实际激励条件下箱形结构的声辐射效率进行了试验研究，重点考察了这种结构在实际激励下的声辐射效率同已知的简单结构声辐射效率的异同以及激励的改变对辐射效率的影响。
• By experiment , we found that the variation of gear case radiant efficiency with frequency keep accordance with that of simple one as a whole , but the radiant efficiency of gear case will go beyond any calculation result of empirical formula when the frequency is below 250hz . we also found that stimulation changes affect radiant efficiency little by varying speed experiment , and it can be ignored in engineering calculation . the rectangle structures as gear case , possess characters of both plane and ball , and their sound radiant efficiency lie between plane and ball region
  通过试验发现，总体上变速箱辐射效率随频率的变化规律同简单构件的辐射效率是一致的，但在250hz以下的低频区域，变速箱的辐射效率大大高于任何一个经验公式的计算结果；通过换档试验发现，激励的改变对辐射效率的影响不很显著，工程计算可以不予考虑；对于变速箱这类三个方向尺寸差别不大的结构，其辐射性质具有平板和球源的双重特征，辐射效率介于平板和脉动球源之间，据此提出在工程应用时可以取平板和脉动球源辐射效率的平均作为此类结构辐射效率的观点。
• The frame radiated noise is one of the major noise resources of rotary machines , especially for gear case which has close shell and vibrating screen which works in vibrating ways , the frame radiated noise energy account for more than 90 % of total sound energy . so if we could not successfully resolve the problem , the noise of rotary machines would never be effectively controlled
  结构噪声是旋转机械的主要噪声源之一，尤其是对于如齿轮箱这类具有封闭壳体的机械和如振动筛这类以振动为主要工作方式的机械，结构振动辐射声能占总声能的比例甚至可以达到90 95 ，因此不解决结构噪声问题旋转机械噪声就不能得到有效的控制。
• Finite element analysis ( fea ) is used to optimise production of gear cases and other structural components , while failure mode and effect analysis ( fmea ) is carried out as part of the design review procedure ensuring a critical appraisal of key design elements and fulfilment of the operating requirements
  Fea （有限元分析）用来优化变速箱及其它结构件的生产， fmea （故障模式与效果分析）作为设计审查程序的一部分，确保对重要设计部件进行严格的鉴定，以达到运作的要求。
• The establishment of diagnosis model about gear fault the history fault data of gear case is analysed by clustering supplied by analysis services of microsoft sql server 2000 , and the data which has the same property and fault type is classified as a group . traversing 8 property and outcome of this cluster obtained can get a rule . rules whose degree of support or belief doesn ’ t meet the demand are deleted and the diagnosis model is established from the rest rules
  2 .齿轮故障诊断模型的建立利用sqlserver2000中analysisservices提供的聚类法,对齿轮箱历史故障数据进行挖掘,将具有相似属性特征且故障类型一致的数据分成同一组,得到一个聚类,遍历这个聚类的8个属性至结论得到一条诊断规则,滤掉支持度和可信度不满足要求的规则,最后由所有规则建立诊断模型。
• The foundation of back is10 steel or spcc , the surface is agglomerated by different trademarks copper and lead powder , resistant against : tiredness , abrasion , heat , has good carrying capability , especially , be the same with the connecting rod clevel , rocker , gear case , cranking motor , trig chasis , and motor gear case , redirector , hydraulic pressure oil pump , engineer
  产品具有疲劳强度高，耐磨不发热，承载能力大等特点，特别适用于汽车发动机的连杆摇臂，轮箱，起动马达，制动底盘及摩托车轮箱，转向器，液压油泵，工程机械，空调压速机等场合，目前我厂是国内最大的发动机连杆衬套生产企业之一。
• The establishment of gear fault data warehouse the paper studies several gear cases in drive lab of wuhan university of science and technology . the signal of normal gear pair , the one has been worn seriously , the one which has circular pitch error and the one whose pinion has a ruptured tooth is acquired independently . after fft transformation , the amplitude values of 0 - 0 . 4 multiple engage frequency , 0 . 4 - 0 . 5 multiple engage frequency , 0 . 5 - 1 multiple engage frequency , 1 multiple engage frequency , 2 multiple engage frequency , 3 multiple engage frequency , 4 multiple engage frequency and greater then 4 multiple engage frequency of every signal are obtained respectively
  论文主要完成下列内容: 1 .齿轮故障数据仓库的建立以武汉科技大学传动实验室的若干台齿轮箱为研究对象,分别采集正常齿轮副、磨损严重的齿轮副、有周节误差的齿轮副和小齿轮有一个断齿的齿轮副的振动加速度信号,经过fft变换,分别得到每个信号的0 ~ 0 . 4倍啮合频率、 0 . 4 ~ 0 . 5倍啮合频率、 0 . 5 ~ 1倍啮合频率、 1倍啮合频率、 2倍啮合频率、 3倍啮合频率、 4倍啮合频率和大于4倍啮合频率幅值。