工厂将在下个月完成从人工生产到自动化系统的全面转换。

The factory will complete the ___changeover from manual production to an automated system next month.

工厂的设备更换需要三天时间。

The ___changeover of factory equipment will take three days.

守门员扑出点球后，球权迅速发生了转换。

After the goalkeeper saved the penalty, there was a quick ___changeover of possession.