• The backup roll chock is one of the key and important parts of the rolling mill.

    支承轴承座轧钢机上关键零件之一也是重要零件加工周期长、难度大、精度要求很高的零件。

    www.dictall.com

  • The causes of failure in early stage of work roll and backup roll for cold mill were discussed in the paper.

    介绍了冷轧支撑工作早期失效主要原因

    www.jmonline.org

  • This article recommends a local noncontact method to remedy the surface crack on the backup roll of the hot rolling mill.

    本文介绍了局部接触修复轧机支承表面裂纹的方法。

    dict.cnki.net

  • The structure and seal principle of the seal components of HAGC cylinder and oil film bearing of backup roll were introduced.

    介绍HAGC油缸支承轴承密封件结构密封原理,对两种大型进口密封进行了国产化研究,并成功用于实际生产中,密封效果良好。

    www.dictall.com

  • Both the life span of backup roll and its economic benefit are greatly increased by transforming the backup roll into integral bearing unit.

    支承改为整体轴承单元,从而大大提高了支承辊使用寿命,取得了明显的经济效益

    dict.cnki.net

  • Comprehensive function of varying contact length backup roll (VCR) is analyzed by using the finite element model for elastic deformation of rolls.

    利用建立有限元弹性变形模型分析了接触支持(VCR)综合性能

    dict.cnki.net

  • Roll shape parameters of every working rolls and backup rolls were specified through the optimization design calculation of the typical productions.

    通过对提供典型规格产品进行优化设计计算确定每一架轧机工作支承辊型参数

    www.chinamet.cn

  • The FEM analyze is done for the load bearing capacity of roll set of cold leveling machine under the condition of the practice roll shape of backup roll.

    又对实际支承条件承载能力进行了有限元分析

    www.jmonline.org

  • The backup roll chock is one of the key and important parts of the rolling mill. It has a long machining duration and the accuracy of the machining is very high.

    支承轴承座轧钢机关键零件之一也是重要零件加工周期、难度大、精度要求很高零件

    dict.cnki.net

  • The paper discusses the necessity of applying double stepped backup rolls, and describes the methods for calculating the contact length and stepped depth and work roll crown.

    论述了采用阶梯支承必要性提出接触长度、阶梯深度工作凸度计算方法

    dict.cnki.net

  • The configuration of dissymmetrical CVC work roll contour and symmetrical conventional backup roll contour results in bad self-maintenance of backup rolls in downstream stands.

    对称CVC工作对称支持辊辊形配置导致下游机架支持辊形自保持性

    www.dictall.com

  • The application results show that work roll and backup roll designed with this method have good adaptability, and the plate crown and roll consumption have been reduced greatly.

    经现场实践应用表明,采用方法设计出工作支持辊辊型曲线适应性大大地改善凸度轧辊磨损情况。

    dict.cnki.net

  • The results we obtained prove that the power function curve can not only improve the service life of the backup roll but also benefit the profile and shape control of hot rolled strip.

    试验验证,采用函数优化曲线提高支撑使用寿命,并有利于板凸度控制

    dict.cnki.net

  • By the influence function method the influence of plate width, work roll radius, backup roll radius, work roll crown, backup roll radius and rolling force on gap setting were calculated.

    根据影响函数计算轧辊度对设定影响,当保持工作支承辊度不变,则轧制与辊系弹性变形呈线性关系,工作辊和支承辊凸度变化直线的斜率几乎没有影响。

    www.dictall.com

  • Four-row roller bearings on the working rolls mainly bear roll-bending force and axial force, while the oil film on the backup roll mainly bear rolling force and most of the bending moment.

    工作四列滚子轴承主要承受轴向力,支撑辊上轴承主要承受轧制力和绝大部分弯曲力矩。

    www.fabiao.net

  • With online backup, there is a means to roll forward the logs to any specific point in time or to the end of the logs.

    利用在线备份可以将日志前滚任何特定的时间日志末尾

    www.ibm.com

  • To recover from the incremental backup, there are only two steps to follow, Restore the incremental database and roll forward to completion.

    恢复增量备份需要恢复增量数据库前滚

    www.ibm.com

  • You can either use a copy of your backup image and roll it forward to the time right before the table was dropped (point-in-time recovery), or you can restore a logical backup through the exp utility.

    可以使用备份映射副本至删除之前的某个时间(时间点恢复),或者您可以通过exp实用程序恢复逻辑备份。

    www.ibm.com

  • Without such a backup, your only option is to roll back the entire cell.

    如果没有此类备份唯一选择将整个计算单元

    www.ibm.com

  • If you choose to have archive logging, and do an online backup and roll forward recovery, you can recover to a point in time or to the end of the logs for the minimum loss of data.

    如果选择使用归档日志记录,执行联机备份恢复,那么您可以恢复数据丢失最少那个时间或者恢复结束日志的时候。

    www.ibm.com

  • Note that you can restore either a full backup manually, apply the Saturday incremental backup image and roll forward.

    注意可以手动恢复完全备份应用星期六增量备份映像并进行前

    www.ibm.com

  • To restore without losing data, you will restore from the first Sunday backup, followed by incremental backup taken on Saturday and roll forward.

    进行恢复又不丢失数据那么您需要第一星期天备份恢复,然后恢复星期六取得的增量备份并进行前

    www.ibm.com

  • In other words, you cannot roll forward to a specific point in time or to the end of logs from the last full database backup.

    话说,无法上次数据库备份以来任意时间日志末尾

    www.ibm.com

  • For delta backup and restore, in the same scenario, you will restore each day's delta backup image (Monday through Saturday) and roll forward to complete the recovery.

    对于相同场景中的delta备份恢复恢复每天delta备份映像(星期一星期六),执行前操作完成恢复

    www.ibm.com

  • You will restore the backup image and roll forward to complete the process, or leave the database in a pending state. There are two types of rolling forward.

    将可以恢复备份映像前滚完成恢复处理或者数据库停留在挂起状态

    www.ibm.com

  • Users are able to roll back in time to as many versions as they want, similar to what users can do locally on Apple's time Machine backup utility.

    类似苹果公司的“时间机器”备份程序在本地的工作,用户能够及时找回他们所需要尽可能版本

    bcont.cuc.edu.cn

  • Users are able to roll back in time to as many versions as they want, similar to what users can do locally on Apple's time Machine backup utility.

    类似苹果公司的“时间机器”备份程序在本地的工作,用户能够及时找回他们所需要尽可能版本

    bcont.cuc.edu.cn

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