它的功能包括：自动上卷及回卷。
使用一组链条可操作墨斗与测定器自动回卷。
A group of chains can be used for the automatic unreeling operation of an ink fountain and the tester.
回卷：在卷筒纸机印刷后，把纸回绕成卷的情况。
Sheeter: A machine which cuts reels of paper into individual sheets.
回卷恢复技术的容错是通过在无错执行期间周期性地保存进程的状态来实现的。
Fault tolerance of rollback recovery is achieved by periodically using stable storage to save the processes' states during failure-free execution.
当水跌过障碍物，它会自己回卷，形成一股强劲的可以困住船或者游泳者的回流。
When water drops over a obstacle, it curls back on itself, forming a strong upstream current which may be capable of holding a boat or swimmer.
在现有卷尺回卷的性能基础上，在塑胶外壳内连接一组可分左右线圈的链条滚筒。
On the basis of the unreeling performance of the existing band tapes, a group of chain cylinders which can separate left coils from right coils are connected to a plastic outer shell.
作者认为，阻止这种大灾难唯一的做法是采取更严厉的反措施：在冷战中称为回卷。
The only way to preclude such a cataclysm, the authors argue, is to adopt much tougher counter-measures: rollback, in Cold War terms.
本文也研究了分布式系统回卷恢复的实现问题，提出了多线程化的回卷恢复统一框架。
We also address the problems in implementation of rollback recovery in distributed systems, introducing a multithreading unified rollback recovery framework for various rollback recovery protocols.
游泳者唯一能脱离这个“溺死机器”的方法，是潜落到回卷旋涡之下沿向前的水流到下游。
The swimmer's only exit from the "drowning machine" is to dive below the surface when the downstream current is flowing beneath the reversal.
本文给出了一种基于分块消息日志的回卷恢复协议，建立了其性能模型，评估了协议的平均开销。
This paper presents a rollback recovery scheme based on partitioned message logging, models its performance, and then evaluates its average overhead.
我们提出一种基于分块消息日志的回卷恢复协议，建立其性能模型，探讨协议开销率与协议参数和系统特性参数之间的关系。
We develop a rollback recovery scheme based on partitioned message logging, establish its performance model, and evaluate its average overhead ratio.
由于分布式程序的广泛应用，分布式系统的容错问题就变得越来越重要，许多技术被用来提高系统的稳定性和可靠性，其中包括回卷恢复技术。
Fault tolerance of these systems is mainly focused and many techniques have been developed to improve reliability and high availability of distributed systems. Rollback recovery is one of them.
该文针对双机容错系统，采用检查点设置与回卷恢复的方法提出了一种系统模型，利用马尔科夫链得到了最佳检查点间隔的求解等式，通过实验证实了求解等式的正确性。
This paper presents a duplicated fault tolerance system with the methods of setting checkpoints and rollback recovery, and achieves an equation about the best checkpoint interval through the Markov …
回滚之后，将删除快照(包括相关联的逻辑卷)。
After the operation, the snapshot is removed (including the associated logical volume).
泊瑟芬还没有弄明白是怎么一回事，地上就裂开一道缝，一股强大的力量把她卷了进去。
Before she understood what happened, Posefen was thrown into a rift in the ground.
一个被修改的行永远被锁(互斥的)，除非产生这个锁的事务被提交或者卷回，其他事务不能修改这个行。
A modified row is always locked exclusively so that other transactions cannot modify the row until the transaction holding the lock is committed or rolled back.
上述系统的开销主要来自两方面：其一是每个检查点的比较和保存开销，其二是因故障而引起的卷回。
The overhead of such systems comes from two aspects: comparing and saving operations at each checkpoint, and the rollbacks caused by faults.
提出一种基于客户-代理-服务器的卷回调算法来解决传统回调算法所面临的两个主要问题：可扩充性和客户端断连。
In this paper, client-proxy-server based volume callback algorithms are introduced to address two key issues that face the traditional algorithms: scalability and client disconnection.
一种涡卷压缩机，设置回流管，回油管具有一出口用以向电动机的电动保护器引导油。
The invention oil return pipe disposed in a scroll compressor has an outlet for leading oil to the electric protector of a motor.
一种涡卷压缩机，设置回流管，回油管具有一出口用以向电动机的电动保护器引导油。
The invention oil return pipe disposed in a scroll compressor has an outlet for leading oil to the electric protector of a motor.
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