您要查找的是不是：
- U型通風(fēng)系統U type ventilation system
- 系統system
- J型通風(fēng)系統J-shape ventilation system
- “J”型通風(fēng)系統"J" type ventilation system
- 型的thysanuriform
- 系統的systemic
- J型通風(fēng)J-typed ventilation
- 信息系統information system
- 系統信息system information
- 系統管理員system administrator
- “Y”型通風(fēng)"Y" ventilation
- 文件系統file systems
- 系統文件system file
- “U”型通風(fēng)方式U-type ventilation
- 電動(dòng)型通風(fēng)干濕計motor driven psychrometer
- 這間辦公室最近重新修繕油漆過(guò), 通風(fēng)系統得到了改善。The office has recently been refurbished and the ventilation system improved.
- 三進(jìn)兩回偏Y型通風(fēng)方式three-down-two-up and inclined to Y type ventilation
- 隧道通風(fēng)系統Tunnel ventilation system
- Y型通風(fēng)沿空留巷支護匹配技術(shù)Supporting Matching Technology of Gob Side Entry Retaining for Y-type Ventilation
- 組合通風(fēng)系統combined ventilation system
