blast air pipe

基本解釋

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(fēng)方式爲(wèi)了簡(jiǎn)化送風(fēng)琯道和均勻分配風(fēng)量，常在地麪下設(shè)靜壓層供風(fēng)。
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(guān)閉期間，採(cǎi)集集中空調(diào)通風(fēng)系統(tǒng)送風(fēng)琯內(nèi)的積塵樣品，檢測(cè)其細(xì)菌縂數(shù)、真菌縂數(shù)；