Duplication technique的用法和樣例：
例句
- A replica technique is used to record the scratch patterns before and after loading.
可采用一種復制技術(shù)把在加載前后的劃痕圖案記錄下來(lái)。 - Based on this, task duplication technique is adopted to make DCS have fault-tolerance.The fault-tolerant and schedulable condition is investigated.
在此基礎上，采用版本復制技術(shù)使系統具有容錯能力，并分析了任務(wù)的容錯可調度條件。
