longitudinal ventilation

例句：

1. 1.The longitudinal ventilation of the tunnel is crucial for maintaining air quality.
   隧道的纵向通风对于保持空气质量至关重要。
2. 2.The construction crew used a longitudinal ventilation system to improve air circulation in the work area.
   施工团队使用了纵向通风系统来改善工作区域的气流。
3. 3. During the construction phase, the longitudinal ventilation was optimized to ensure efficient air flow and reduce dust accumulation.
   在施工阶段，纵向通风得到了优化，以确保空气流动高效且减少灰尘积累。