emergency vent
短语词组
- emergency condenser vent 應急凝汽器出氣口
- Emergency Vent Manhole Corer 緊急放空人孔
- emergency stop valve vent 應急用排氣孔
- emergency vent valve detail 緊急放風閥
- emergency vent valve 緊急放風閥
- emergency vent handle 應急解除密封手柄
- locomotive emergency vent valve 機車緊急放風閥
- emergency stop valve vent valve 緊急放風閥 返回 emergency vent