ventilation system for underground mines

• 矿井通风系统

ventilation system for underground mines的用法和样例：

例句

1. Automatic identification of diagonal branches and its stability analysis are the core contents of the ventilation network stability in mine and its reliability analysis.
   角联风路的识别与稳定性分析是矿井通风系统稳定性与可靠性分析理论中的核心内容之一。