smoke prevention
短語(yǔ)詞組
- smoke -prevention stairwell 防煙樓梯間
- Smoke prevention stair well 防煙樓梯間
- smoke prevention and exhaust 防排煙
- smoke prevention zoning 防煙分區(qū)
- smoke prevention compartments 防煙分區(qū)
- smoke prevention stair 防煙樓梯
- smoke prevention staircase 防煙樓梯間
- smoke prevention division 防煙分區(qū) 返回 smoke prevention