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。
Note that in many cases all of the powder used is present in the finished product, scrap losses will only occur when secondary machining operations are necessary.
可以看到在很多情况下所有使用的粉末都包含在制成品中，废料损失仅产生于需要辅助机加工时。
Whereas posterior capsular was damaged and vitreous body was loss in 3 eyes (3.3%) and the operations were finished in retrobulbar anesthesia.
后囊膜破损玻璃体丢失率3.3%(3只眼)，术中追加球后麻醉，方完成手术。
After SDP for one reservoir is finished, the average annual storage processes of all reservoirs can be updated by simulating operations with historical runoff data as input data.
对某水库进行SDP求解后，通过多年历史径流过程的模拟调度可对各水库的多年平均蓄水过程进行更新。
Results:All the operations were finished successfully without complications, no obstruction during drainage.
结果：所有病例均引流成功，无并发症发生，置管期间无堵管。
RESULTS The operations were finished smoothly.
结果手术过程顺利。
RESULTS The operations were finished smoothly.
结果手术过程顺利。
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