equipment replacement

例句：

1. 1.The company is replacing old equipment with newer models.
   公司正在用新的型号替换旧的设备。
2. 2.The technicians are responsible for the equipment replacement.
   技术人员负责设备更换工作。
3. 3. The new software will replace the old one in our office.
   新软件将在我们的办公室取代旧软件。