replication cycle meaning in English

复制循环
复制周期

In vitro analysis must be complemented by studies of the virus replication cycle in plants .
体外的分析必须辅之以植物体内病毒复制周期的研究。
Gets the time of the last successful replication cycle from this source
获取上次从此源进行成功的复制循环的时间。
Gets the update sequence number value for the last successful replication cycle
获取上次成功复制循环的更新序列号( usn )值。
Gets the number of replication failures since the last successful replication cycle
获取自上次复制循环成功以来复制失败的次数。