track maintenance operation 养路作业
multiple track operation [计] 多磁道操作
track operation 履带的工作
track drive operation 履带驱动装置的工作
track-type loader operation 履带式装载机的工作
alternate track table operation [计] 交替磁道表操作
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)。
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