A system to detect and warn the dangerous gas in the fire ground is researched and developed.

介绍了一个火场内有害气体探测预警系统的设计和实现。

youdao

A system to detect and warn the dangerous gas in the fire ground is researched and developed.

介绍了一个火场内有害气体探测预警系统的设计和实现。

youdao