You will understand the ways in which the software will get from any state to another state, and (very importantly) if you can define every operation, then you can track and undo it as well.
您将会理解软件从一个状态转到另一个状态的方式，而且（非常重要），如果您可以定义某个操作，那么同样可以追踪并撤销它。
It can be used to track which operation finished if the same completion-handler object is used for multiple operations.
如果相同的对象用于多个操作，其可用于追踪哪个操作已完成。
An SDO does not only provide setattribute operation for performing direct updates, but it also can track the changes if specified in its XML configuration using — block.
SDO不仅提供了用于执行直接更新的setattribute操作，而且还可以跟踪更改(如果使用——块在其XML配置中进行指定的话)。
Thus far, I've built up a core monitoring infrastructure that can systematically track application performance and measure database activity within a Servlet operation.
迄今为止，我构建了一个核心的监视基础设施，可以系统地跟踪应用程序的性能、测量servlet 操作中的数据库活动。
Keeping track of sessions can be an expensive operation, especially as you grow beyond one server.
跟踪会话是一种成本很高的操作，尤其是在涉及多个服务器的情况下。
If you were managing your own error recovery, you would have to keep track of which operations you've already performed, and how to undo each of them if a subsequent operation fails.
如果您管理自己的错误复原，则必须跟踪已经执行的操作，并知道在随后的操作失败的情况下如何取消每个操作。
Further, any HSR operation will include track segments where only conventional speeds are possible.
更进一步说，任何高铁的运转都需要轨道区段，而这些区段只能承受常规速度的运行。
Urban ecological environment will be influenced by the construction of track traffic at varying degree during construction period and operation period.
轨道交通工程在施工期和运营期对城市生态环境都会产生不同程度的影响。
The step evaluate program read the state of equipment every other thirty millisecond to track the student's operation.
步骤评分程序通过每三十毫秒读取一次设备状态信息来跟踪学员的操作。
The aim of advanced batch control strategies is to track the pre-set trajectory in a fast and exact way under the limit of operation condition and restriction.
间歇过程单元的的先进控制目的是在设定的工艺轨线下，在不违反操作条件和约束的情况下完成对其快速、准确的跟踪。
Given their superb track record, we can expect OIL and ONGC to bring to their operation the finest in terms of managerial, technical and interpretive skills.
从它辉煌的历史记录中，我们能够期待OIL公司和ONGC公司能用它优秀的管理、技术和翻译队伍的技巧最好的进行运作。
This article reviews global operation markets, track the footprints of large carriers and exhibits hotspots and focuses of foreign operation market in 2004.
这里盘点2004全球运营市场，追寻大型运营商在2004年的足迹，展示2004国外运营市场的热点和焦点。
Vehicles involved in the operation of institutions pressure on the wheels, car wheels, car track, reducer, couplings, electrical and brake the choice of calculation.
小车运行机构中涉及小车轮压计算、小车车轮、小车轨道、减速器、联轴器、电动机和制动器的选择计算等。
This paper mainly discussed the designation and operation of directional sidetracking and well track control.
重点介绍了该井定向侧钻及井眼轨迹控制的设计与施工情况。
This single track double hook lifting staggered operation system was proven in practice to be stable and practical, thus solving the projecting problem in the incline transformation.
在实践中，验证了单线轨道双钩提升错动运行系统的稳定性和实用性，解决了斜井整改的突出问题。
To ensure the safe operation of all vehicles, prevent operational disruption, track the vehicle defects and formulate solutions to rectify technical problems.
保证所有车辆安全运行，避免发生技术故障，跟踪车辆的问题缺陷，制定解决方案。
The results and the site operation detection both indicate that the gyration devices improve the track strength and stiffness significantly.
研究结果和现场运行检测记录表明，回转支承的运用对轨道旋转装置金属结构的强度和刚度有明显改善。 …
The manufacture precision of super exactitude NC lathe depends on not only the operation rate of NC deviceand joined precision, but also the error of track and point location about servo system.
超精密数控车床加工精度的提高不仅依赖于数控装置的运算速度和曲线的拟合精度，同时还依赖于伺服系统的跟踪精度和点位控制精度。
The train derailment accidents are investigated beginning with the rolling stock, track and operation conditions.
从车辆、轨道和运用条件入手，对列车脱轨事故进行了调查。
Urban rail transit adopts jointless track that has strict requirements on track deformation during its operation when a tunnel construction is underway under it.
城市铁路为无缝线路，列车正常运营期间进行隧道下穿施工时对线路变形有严格要求。
This system not only can simulate track training in offline, but also simulate operation training with an additional transit instrument.
既可进行机下计算机模拟跟踪训练，也可加挂经纬仪进行模拟实操训练。
It is an important method for scientific management of tracks to inspect track defects, direct track maintenance operation, and measure dynamic quality of tracks by maintenance car.
利用轨道检查车检查轨道病害，指导线路维修作业，评价轨道动态质量，是实现轨道科学管理的重要方法。
The engineering design, geology design, main technique difficulty, operation general situation, well track measurement and control technique of the well are introduced.
介绍了该井工程设计、地质设计、主要技术难点、施工概况、井眼轨迹测量及控制技术等。
It is pointed out on the basis of the calculation that application of the fixed throttle and the vertical damper are more appropriate to the vehicle operation and track conditions in our country.
根据计算提出采取固定节流孔外加垂向减振器方式更适合我国的车辆运营状况和线路情况。
'As a matter of principle, the average citizen expects a mortuary operation to not lose track of a portion of human remains that entered the mortuary facility, ' the report said.
报告称，“普通民众一般都认为，遗骸送入殡葬中心后就不该出现遗失的情况。
'As a matter of principle, the average citizen expects a mortuary operation to not lose track of a portion of human remains that entered the mortuary facility, ' the report said.
报告称，“普通民众一般都认为，遗骸送入殡葬中心后就不该出现遗失的情况。
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