本设计是采用S7- 200来实现中央空调控制系统的设计。

This design is used to achieve the S7-200 central air-conditioning control system design.

youdao

本设计是采用S7- 200来实现中央空调控制系统的设计。

This design is used to achieve the S7-200 central air-conditioning control system design.

youdao