blast air pipe
常見例句
- In order to simplify blast pipe and distribute the air equably, the static pressure trunk is mounted under ground to supply air.
這種送風方式為了簡化送風管道和均勻分配風量，常在地面下設靜壓層供風。 - Dust sample in blast pipe was collected when centralized air ventilation system was off, the total content of the bacterium and fungus was examined.
集中空調(diào)關閉期間，采集集中空調(diào)通風系統(tǒng)送風管內(nèi)的積塵樣品，檢測其細菌總數(shù)、真菌總數(shù)； 返回 blast air pipe